113704640 has 112 divisors (see below), whose sum is σ = 323039232. Its totient is φ = 37272576.

The previous prime is 113704639. The next prime is 113704649. The reversal of 113704640 is 46407311.

It is a tau number, because it is divible by the number of its divisors (112).

It is not an unprimeable number, because it can be changed into a prime (113704649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50417 + ... + 52623.

Almost surely, 2^113704640 is an apocalyptic number.

113704640 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 113704640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161519616).

113704640 is an abundant number, since it is smaller than the sum of its proper divisors (209334592).

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

113704640 is a wasteful number, since it uses less digits than its factorization.

113704640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2254 (or 2244 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 113704640 is about 10663.2377822123. The cubic root of 113704640 is about 484.4616409149.

The spelling of 113704640 in words is "one hundred thirteen million, seven hundred four thousand, six hundred forty".