Q: Is 422,788 a Prime Number?
A: No, 422,788 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 422788 can be evenly divided by 1 2 4 19 38 76 5,563 11,126 22,252 105,697 211,394 and 422,788, with no remainder.
Since 422,788 cannot be divided by just 1 and 422,788, it is not a prime number.