Q: Is 1,678,217 a Composite Number?
A: No, 1,678,217 is not a composite number; it is a prime number.
The number 1,678,217 can be evenly divided by 1 and 1,678,217, with no remainder.
Since 1,678,217 can be divided by just 1 and 1,678,217, it is not a composite number.