113668440 has 64 divisors (see below), whose sum is σ = 350235360. Its totient is φ = 29491200.

The previous prime is 113668427. The next prime is 113668447. The reversal of 113668440 is 44866311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113668447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8361 + ... + 17240.

Almost surely, 2^113668440 is an apocalyptic number.

113668440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113668440 is an abundant number, since it is smaller than the sum of its proper divisors (236566920).

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

113668440 is a wasteful number, since it uses less digits than its factorization.

113668440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25652 (or 25648 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 113668440 is about 10661.5402264401. The cubic root of 113668440 is about 484.4102229814.

The spelling of 113668440 in words is "one hundred thirteen million, six hundred sixty-eight thousand, four hundred forty".