Q: Is 552,421 a Prime Number?
A: No, 552,421 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 552421 can be evenly divided by 1 29 43 443 1,247 12,847 19,049 and 552,421, with no remainder.
Since 552,421 cannot be divided by just 1 and 552,421, it is not a prime number.