Which of the following is not the square of an integer?
Choose the correct choice:
A) 276676	B) 400689	C) 228484	D) 261121	E) 432458
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 432458.
<result>E</result>
Which of the following is not the square of an integer?