Q: Is 3,355,221 a Prime Number?
A: No, 3,355,221 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 3355221 can be evenly divided by 1 3 947 1,181 2,841 3,543 1,118,407 and 3,355,221, with no remainder.
Since 3,355,221 cannot be divided by just 1 and 3,355,221, it is not a prime number.