Q: Is 1,242,572 a Prime Number?
A: No, 1,242,572 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 1242572 can be evenly divided by 1 2 4 310,643 621,286 and 1,242,572, with no remainder.
Since 1,242,572 cannot be divided by just 1 and 1,242,572, it is not a prime number.