115944 has 16 divisors (see below), whose sum is σ = 289920. Its totient is φ = 38640.

The previous prime is 115933. The next prime is 115963. The reversal of 115944 is 449511.

It is a super-2 number, since 2×115944² = 26886022272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 4831 = 115944 / (1 + 1 + 5 + 9 + 4 + 4).

It is an unprimeable number.

115944 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2392 + ... + 2439.

It is an arithmetic number, because the mean of its divisors is an integer number (18120).

2¹¹⁵⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

115944 is an abundant number, since it is smaller than the sum of its proper divisors (173976).

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

115944 is a wasteful number, since it uses less digits than its factorization.

115944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4840 (or 4836 counting only the distinct ones).

The product of its digits is 720, while the sum is 24.

The square root of 115944 is about 340.5055065634. The cubic root of 115944 is about 48.7621403032.

The spelling of 115944 in words is "one hundred fifteen thousand, nine hundred forty-four".