115200866 has 16 divisors (see below), whose sum is σ = 188680320. Its totient is φ = 52316880.

The previous prime is 115200817. The next prime is 115200871. The reversal of 115200866 is 668002511.

It is a happy number.

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, 37895 + ... + 40821.

It is an arithmetic number, because the mean of its divisors is an integer number (11792520).

Almost surely, 2^115200866 is an apocalyptic number.

115200866 is a deficient number, since it is larger than the sum of its proper divisors (73479454).

115200866 is a wasteful number, since it uses less digits than its factorization.

115200866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4729.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 115200866 is about 10733.1666343163. The cubic root of 115200866 is about 486.5773788991.

The spelling of 115200866 in words is "one hundred fifteen million, two hundred thousand, eight hundred sixty-six".