113644400 has 30 divisors (see below), whose sum is σ = 273031632. Its totient is φ = 45457600.

The previous prime is 113644393. The next prime is 113644409. The reversal of 113644400 is 4446311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113644409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141656 + ... + 142455.

Almost surely, 2^113644400 is an apocalyptic number.

113644400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113644400 is an abundant number, since it is smaller than the sum of its proper divisors (159387232).

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

113644400 is a wasteful number, since it uses less digits than its factorization.

113644400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284129 (or 284118 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 113644400 is about 10660.4127499830. The cubic root of 113644400 is about 484.3760708960.

The spelling of 113644400 in words is "one hundred thirteen million, six hundred forty-four thousand, four hundred".