Q: Is 4,040,421 a Prime Number?
A: No, 4,040,421 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 4040421 can be evenly divided by 1 3 7 11 21 33 77 231 17,491 52,473 122,437 192,401 367,311 577,203 1,346,807 and 4,040,421, with no remainder.
Since 4,040,421 cannot be divided by just 1 and 4,040,421, it is not a prime number.