The number 284 is an integer that follows 283 and precedes 285. It is an even number, meaning it is divisible by 2. In mathematics, 284 is known as a composite number because it has factors other than 1 and itself, specifically 1, 2, 4, 71, and 142. In number theory, 284 is notable for being part of a pair of amicable numbers with 220. Amicable numbers are two different numbers where each number is the sum of the proper divisors of the other. This relationship highlights interesting properties in the study of number theory.