Q: Is 345,574 a Prime Number?
A: No, 345,574 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 345574 can be evenly divided by 1 2 172,787 and 345,574, with no remainder.
Since 345,574 cannot be divided by just 1 and 345,574, it is not a prime number.