Q: Is 2,045,421 a Prime Number?
A: No, 2,045,421 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 2045421 can be evenly divided by 1 3 7 9 21 63 32,467 97,401 227,269 292,203 681,807 and 2,045,421, with no remainder.
Since 2,045,421 cannot be divided by just 1 and 2,045,421, it is not a prime number.