108816 has 20 divisors (see below), whose sum is σ = 281232. Its totient is φ = 36256.

The previous prime is 108803. The next prime is 108821. The reversal of 108816 is 618801.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1086 + ... + 1181.

2¹⁰⁸⁸¹⁶ is an apocalyptic number.

108816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

108816 is an abundant number, since it is smaller than the sum of its proper divisors (172416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

108816 is a wasteful number, since it uses less digits than its factorization.

108816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2278 (or 2272 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 24.

The square root of 108816 is about 329.8727027203. The cubic root of 108816 is about 47.7416677255.

The spelling of 108816 in words is "one hundred eight thousand, eight hundred sixteen".