113866644 has 24 divisors (see below), whose sum is σ = 274851360. Its totient is φ = 36646624.

The previous prime is 113866619. The next prime is 113866679. The reversal of 113866644 is 446668311.

It is a super-2 number, since 2×113866644² = 25931225231645472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163254 + ... + 163949.

It is an arithmetic number, because the mean of its divisors is an integer number (11452140).

Almost surely, 2^113866644 is an apocalyptic number.

It is an amenable number.

113866644 is an abundant number, since it is smaller than the sum of its proper divisors (160984716).

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

113866644 is a wasteful number, since it uses less digits than its factorization.

113866644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327239 (or 327237 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 113866644 is about 10670.8314577637. The cubic root of 113866644 is about 484.6916153431.

The spelling of 113866644 in words is "one hundred thirteen million, eight hundred sixty-six thousand, six hundred forty-four".