Q: Is 421,833 a Prime Number?
A: No, 421,833 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 421833 can be evenly divided by 1 3 140,611 and 421,833, with no remainder.
Since 421,833 cannot be divided by just 1 and 421,833, it is not a prime number.