Q: Is 4,000,421 a Composite Number?
A: Yes, 4,000,421 is a composite number.
The number 4,000,421 can be evenly divided by 1 227 17,623 and 4,000,421, with no remainder.
Since 4,000,421 cannot be divided by just 1 and 4,000,421, it is a composite number.