In Choose odd Number questions, certain numbers are given, out of which all except one are alike in some manner while one is different and this number is to be chosen as the answer.

Choose or find odd number

392 , 326 , 414 , 248

A. 392
B. 326
C. 414
D. 248
Answer: A . 392

Justification: In all other numbers, the product of the digits is a perfect square.