115556436 has 48 divisors (see below), whose sum is σ = 300384000. Its totient is φ = 38416896.

The previous prime is 115556431. The next prime is 115556447. The reversal of 115556436 is 634655511.

115556436 is a `hidden beast` number, since 1 + 1 + 5 + 5 + 5 + 643 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 115556436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115556431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47301 + ... + 49683.

It is an arithmetic number, because the mean of its divisors is an integer number (6258000).

Almost surely, 2^115556436 is an apocalyptic number.

It is an amenable number.

115556436 is an abundant number, since it is smaller than the sum of its proper divisors (184827564).

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

115556436 is a wasteful number, since it uses less digits than its factorization.

115556436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2845 (or 2837 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 115556436 is about 10749.7179497883. The cubic root of 115556436 is about 487.0774753165.

The spelling of 115556436 in words is "one hundred fifteen million, five hundred fifty-six thousand, four hundred thirty-six".