text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE table_21734764_1 (population_density___km²_2010_ VARCHAR, population_2010_census VARCHAR)
  ### Question:
  What is the population density of the administrative division with a population in 2010 of 264170 according to the census?
  ### Answer:
  SELECT population_density___km²_2010_ FROM table_21734764_1 WHERE population_2010_census = 264170