Q: Is 998,609 a Prime Number?
A: No, 998,609 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 998609 can be evenly divided by 1 47 21,247 and 998,609, with no remainder.
Since 998,609 cannot be divided by just 1 and 998,609, it is not a prime number.