113688036 has 288 divisors, whose sum is σ = 391372800. Its totient is φ = 28576800.

The previous prime is 113688019. The next prime is 113688037. The reversal of 113688036 is 630886311.

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

It is not an unprimeable number, because it can be changed into a prime (113688037) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3667341 + ... + 3667371.

Almost surely, 2^113688036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113688036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195686400).

113688036 is an abundant number, since it is smaller than the sum of its proper divisors (277684764).

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

113688036 is a wasteful number, since it uses less digits than its factorization.

113688036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82 (or 54 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 113688036 is about 10662.4591910122. The cubic root of 113688036 is about 484.4380581990.

The spelling of 113688036 in words is "one hundred thirteen million, six hundred eighty-eight thousand, thirty-six".