115610992 has 60 divisors (see below), whose sum is σ = 262081440. Its totient is φ = 49260288.

The previous prime is 115610917. The next prime is 115611007. The reversal of 115610992 is 299016511.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187068 + ... + 187684.

It is an arithmetic number, because the mean of its divisors is an integer number (4368024).

Almost surely, 2^115610992 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 115610992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131040720).

115610992 is an abundant number, since it is smaller than the sum of its proper divisors (146470448).

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

115610992 is a wasteful number, since it uses less digits than its factorization.

115610992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878 (or 865 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 34.

The square root of 115610992 is about 10752.2552053046. The cubic root of 115610992 is about 487.1541155537.

The spelling of 115610992 in words is "one hundred fifteen million, six hundred ten thousand, nine hundred ninety-two".