<Table> North America <Tr> <Td colspan="2"> </Td> </Tr> <Tr> <Th> Area </Th> <Td> 24,709,000 km ( 9,540,000 sq mi ) ( 3rd ) </Td> </Tr> <Tr> <Th> Population </Th> <Td> 579,024,000 ( 2016 , 4th ) </Td> </Tr> <Tr> <Th> Population density </Th> <Td> 22.9 / km ( 59.3 / sq mi ) </Td> </Tr> <Tr> <Th> GDP ( nominal ) </Th> <Td> $21.2 trillion ( 2016 , 2nd ) </Td> </Tr> <Tr> <Th> GDP ( PPP ) </Th> <Td> $24.4 trillion ( 2016 , 3rd ) </Td> </Tr> <Tr> <Th> GDP per capita </Th> <Td> $41,830 ( 2016 , 1st ) </Td> </Tr> <Tr> <Th> Demonym </Th> <Td> North American </Td> </Tr> <Tr> <Th> Countries </Th> <Td> 23 sovereign states </Td> </Tr> <Tr> <Th> Dependencies </Th> <Td> 23 non-sovereign territories </Td> </Tr> <Tr> <Th> Largest cities </Th> <Td> List of urban areas : <Ul> <Li> New York City </Li> <Li> Mexico City </Li> <Li> Los Angeles </Li> <Li> Chicago </Li> <Li> Boston </Li> <Li> Toronto </Li> <Li> Dallas -- Fort Worth </Li> <Li> San Francisco </Li> <Li> Houston </Li> <Li> Miami </Li> <Li> Philadelphia </Li> </Ul> </Td> </Tr> </Table>
<Table> North America <Tr> <Td colspan="2"> </Td> </Tr> <Tr> <Th> Area </Th> <Td> 24,709,000 km ( 9,540,000 sq mi ) ( 3rd ) </Td> </Tr> <Tr> <Th> Population </Th> <Td> 579,024,000 ( 2016 , 4th ) </Td> </Tr> <Tr> <Th> Population density </Th> <Td> 22.9 / km ( 59.3 / sq mi ) </Td> </Tr> <Tr> <Th> GDP ( nominal ) </Th> <Td> $21.2 trillion ( 2016 , 2nd ) </Td> </Tr> <Tr> <Th> GDP ( PPP ) </Th> <Td> $24.4 trillion ( 2016 , 3rd ) </Td> </Tr> <Tr> <Th> GDP per capita </Th> <Td> $41,830 ( 2016 , 1st ) </Td> </Tr> <Tr> <Th> Demonym </Th> <Td> North American </Td> </Tr> <Tr> <Th> Countries </Th> <Td> 23 sovereign states </Td> </Tr> <Tr> <Th> Dependencies </Th> <Td> 23 non-sovereign territories </Td> </Tr> <Tr> <Th> Largest cities </Th> <Td> List of urban areas : <Ul> <Li> New York City </Li> <Li> Mexico City </Li> <Li> Los Angeles </Li> <Li> Chicago </Li> <Li> Boston </Li> <Li> Toronto </Li> <Li> Dallas -- Fort Worth </Li> <Li> San Francisco </Li> <Li> Houston </Li> <Li> Miami </Li> <Li> Philadelphia </Li> </Ul> </Td> </Tr> </Table>
how many countries are there in northern america
how many countries are there in northern america
23
23