Q: Is 407,842 a Prime Number?
A: No, 407,842 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 407842 can be evenly divided by 1 2 203,921 and 407,842, with no remainder.
Since 407,842 cannot be divided by just 1 and 407,842, it is not a prime number.