Q: Is 1,242,562 a Prime Number?
A: No, 1,242,562 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 1242562 can be evenly divided by 1 2 19 38 361 722 1,721 3,442 32,699 65,398 621,281 and 1,242,562, with no remainder.
Since 1,242,562 cannot be divided by just 1 and 1,242,562, it is not a prime number.