In this task you will be given a list of numbers. You should remove any number that is not an integer (whole number). If every number is not an whole number then an empty list ("[]") should be returned. Otherwise, answer with the list of whole numbers separated by comma inside brackets.
[-40, -1.719, 64, 19, 22.449, 34.73, -21.98, -57, -44, 55, 52]