Q: Is 642,827 a Prime Number?
A: No, 642,827 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 642827 can be evenly divided by 1 19 23 437 1,471 27,949 33,833 and 642,827, with no remainder.
Since 642,827 cannot be divided by just 1 and 642,827, it is not a prime number.