Which of the following is not the square of an integer?
Choose one: A) 275625 B) 385641 C) 190096 D) 432562 E) 522729
The square of an integer (n^2) can have only the following units digit:   0, if the units digit of n is 0;   1, if the units digit of n is 1 or 9;   4, if the units digit of n is 2 or 8.   5, if the units digit of n is 5;   6, if the units digit of n is 6 or 4;   9, if the units digit of n is 3 or 7.   The square of an integer cannot have the units digit of 2, 3, 7, or 8.   The answer is 432562.
<result>D</result>
Which of the following is not the square of an integer?