115820700 has 72 divisors (see below), whose sum is σ = 340655280. Its totient is φ = 30374400.

The previous prime is 115820699. The next prime is 115820797. The reversal of 115820700 is 7028511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15136 + ... + 21464.

Almost surely, 2^115820700 is an apocalyptic number.

115820700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115820700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170327640).

115820700 is an abundant number, since it is smaller than the sum of its proper divisors (224834580).

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

115820700 is a wasteful number, since it uses less digits than its factorization.

115820700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6407 (or 6400 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 24.

The square root of 115820700 is about 10762.0026017466. The cubic root of 115820700 is about 487.4484889689.

The spelling of 115820700 in words is "one hundred fifteen million, eight hundred twenty thousand, seven hundred".