115986400 has 36 divisors (see below), whose sum is σ = 283153752. Its totient is φ = 46394240.

The previous prime is 115986397. The next prime is 115986449. The reversal of 115986400 is 4689511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 71692 + ... + 73291.

It is an arithmetic number, because the mean of its divisors is an integer number (7865382).

Almost surely, 2^115986400 is an apocalyptic number.

115986400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115986400 is an abundant number, since it is smaller than the sum of its proper divisors (167167352).

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

115986400 is a wasteful number, since it uses less digits than its factorization.

115986400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145003 (or 144990 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 115986400 is about 10769.6982316126. The cubic root of 115986400 is about 487.6808358263.

The spelling of 115986400 in words is "one hundred fifteen million, nine hundred eighty-six thousand, four hundred".