Q: Is 406,242 a Prime Number?
A: No, 406,242 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 406242 can be evenly divided by 1 2 3 6 9 18 27 54 7,523 15,046 22,569 45,138 67,707 135,414 203,121 and 406,242, with no remainder.
Since 406,242 cannot be divided by just 1 and 406,242, it is not a prime number.