Q: Is 422,718 a Prime Number?
A: No, 422,718 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 422718 can be evenly divided by 1 2 3 6 47 94 141 282 1,499 2,998 4,497 8,994 70,453 140,906 211,359 and 422,718, with no remainder.
Since 422,718 cannot be divided by just 1 and 422,718, it is not a prime number.