115779432 has 32 divisors (see below), whose sum is σ = 289742400. Its totient is φ = 38553984.

The previous prime is 115779427. The next prime is 115779467. The reversal of 115779432 is 234977511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31044 + ... + 34572.

It is an arithmetic number, because the mean of its divisors is an integer number (9054450).

Almost surely, 2^115779432 is an apocalyptic number.

115779432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115779432 is an abundant number, since it is smaller than the sum of its proper divisors (173962968).

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

115779432 is a wasteful number, since it uses less digits than its factorization.

115779432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4905 (or 4901 counting only the distinct ones).

The product of its digits is 52920, while the sum is 39.

The square root of 115779432 is about 10760.0851297748. The cubic root of 115779432 is about 487.3905879377.

The spelling of 115779432 in words is "one hundred fifteen million, seven hundred seventy-nine thousand, four hundred thirty-two".