Q: Is 861,438 a Composite Number?
A: Yes, 861,438 is a composite number.
The number 861,438 can be evenly divided by 1 2 3 6 143,573 287,146 430,719 and 861,438, with no remainder.
Since 861,438 cannot be divided by just 1 and 861,438, it is a composite number.