Q: Is 398,759 a Prime Number?
A: Yes, 398,759 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 398759 can be evenly divided by 1 and 398,759, with no remainder.
Since 398,759 can be divided by just 1 and 398,759, it is a prime number.