CREATE TABLE table_23154 ("LGA Name" CLOB, "Area  ( km 2  ) " FLOAT, "Census 2006 population" FLOAT, "Administrative capital" CLOB, "Postal Code" FLOAT)

What is the administrative capital that has a 2006 census population of 249425?
SELECT "Administrative capital" FROM table_23154 WHERE "Census 2006 population" = '249425'
SELECT "Administrative capital" FROM "table_23154" WHERE "Census 2006 population" = '249425'