Q: Is 3,647,421 a Composite Number?
A: Yes, 3,647,421 is a composite number.
The number 3,647,421 can be evenly divided by 1 3 9 405,269 1,215,807 and 3,647,421, with no remainder.
Since 3,647,421 cannot be divided by just 1 and 3,647,421, it is a composite number.