113630436 has 18 divisors (see below), whose sum is σ = 287232582. Its totient is φ = 37876800.

The previous prime is 113630423. The next prime is 113630471. The reversal of 113630436 is 634036311.

It can be written as a sum of positive squares in only one way, i.e., 113422500 + 207936 = 10650^2 + 456^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1578165 + ... + 1578236.

Almost surely, 2^113630436 is an apocalyptic number.

It is an amenable number.

113630436 is an abundant number, since it is smaller than the sum of its proper divisors (173602146).

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

113630436 is a wasteful number, since it uses less digits than its factorization.

113630436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3156411 (or 3156406 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 113630436 is about 10659.7577833645. The cubic root of 113630436 is about 484.3562309259.

Adding to 113630436 its reverse (634036311), we get a palindrome (747666747).

The spelling of 113630436 in words is "one hundred thirteen million, six hundred thirty thousand, four hundred thirty-six".