OK, back to 572...
So, 572 is divisible by 4.
Here's another one:
Divisibility by 8 Test:
This is a lot like the test for 4, but even less useful.
A number is divisible by 8 if the last three digits are a number that's divisible by 8.
Since we have to look at a three digit number, we're probably not going to be able to eyeball this one. We'll probably need to do some long division.