Q: Is 422,624 a Prime Number?
A: No, 422,624 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 422624 can be evenly divided by 1 2 4 8 16 32 47 94 188 281 376 562 752 1,124 1,504 2,248 4,496 8,992 13,207 26,414 52,828 105,656 211,312 and 422,624, with no remainder.
Since 422,624 cannot be divided by just 1 and 422,624, it is not a prime number.