115604992 has 40 divisors (see below), whose sum is σ = 241051536. Its totient is φ = 55283712.

The previous prime is 115604977. The next prime is 115605019. The reversal of 115604992 is 299406511.

It is a congruent number.

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, 6868 + ... + 16684.

Almost surely, 2^115604992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115604992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120525768).

115604992 is an abundant number, since it is smaller than the sum of its proper divisors (125446544).

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

115604992 is an frugal number, since it uses more digits than its factorization.

115604992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9858 (or 9842 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 115604992 is about 10751.9761904498. The cubic root of 115604992 is about 487.1456879373.

The spelling of 115604992 in words is "one hundred fifteen million, six hundred four thousand, nine hundred ninety-two".