115806000 has 80 divisors (see below), whose sum is σ = 373377888. Its totient is φ = 30880000.

The previous prime is 115805981. The next prime is 115806013. The reversal of 115806000 is 608511.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×115806000² = 26822059272000000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3651 + ... + 15650.

Almost surely, 2^115806000 is an apocalyptic number.

115806000 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 115806000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186688944).

115806000 is an abundant number, since it is smaller than the sum of its proper divisors (257571888).

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

115806000 is a wasteful number, since it uses less digits than its factorization.

115806000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19327 (or 19311 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 115806000 is about 10761.3196216821. The cubic root of 115806000 is about 487.4278657241.

The spelling of 115806000 in words is "one hundred fifteen million, eight hundred six thousand".