115866272 has 24 divisors (see below), whose sum is σ = 238031136. Its totient is φ = 55413952.

The previous prime is 115866269. The next prime is 115866319. The reversal of 115866272 is 272668511.

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, 77978 + ... + 79449.

It is an arithmetic number, because the mean of its divisors is an integer number (9917964).

Almost surely, 2^115866272 is an apocalyptic number.

It is an amenable number.

115866272 is an abundant number, since it is smaller than the sum of its proper divisors (122164864).

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

115866272 is a wasteful number, since it uses less digits than its factorization.

115866272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157460 (or 157452 counting only the distinct ones).

The product of its digits is 40320, while the sum is 38.

The square root of 115866272 is about 10764.1196574546. The cubic root of 115866272 is about 487.5124127455.

The spelling of 115866272 in words is "one hundred fifteen million, eight hundred sixty-six thousand, two hundred seventy-two".