115636938 has 8 divisors (see below), whose sum is σ = 231273888. Its totient is φ = 38545644.

The previous prime is 115636931. The next prime is 115636943. The reversal of 115636938 is 839636511.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

115636938 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 115636938.

It is not an unprimeable number, because it can be changed into a prime (115636931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9636406 + ... + 9636417.

It is an arithmetic number, because the mean of its divisors is an integer number (28909236).

Almost surely, 2^115636938 is an apocalyptic number.

115636938 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

115636938 is a wasteful number, since it uses less digits than its factorization.

115636938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19272828.

The product of its digits is 116640, while the sum is 42.

The square root of 115636938 is about 10753.4616752002. The cubic root of 115636938 is about 487.1905560196.

The spelling of 115636938 in words is "one hundred fifteen million, six hundred thirty-six thousand, nine hundred thirty-eight".