113626990 has 32 divisors (see below), whose sum is σ = 210361536. Its totient is φ = 44163840.

The previous prime is 113626987. The next prime is 113626991. The reversal of 113626990 is 99626311.

It is a super-2 number, since 2×113626990² = 25822185712920200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113626991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152559 + ... + 153301.

It is an arithmetic number, because the mean of its divisors is an integer number (6573798).

Almost surely, 2^113626990 is an apocalyptic number.

113626990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113626990 is a deficient number, since it is larger than the sum of its proper divisors (96734546).

113626990 is a wasteful number, since it uses less digits than its factorization.

113626990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 113626990 is about 10659.5961461962. The cubic root of 113626990 is about 484.3513346190.

The spelling of 113626990 in words is "one hundred thirteen million, six hundred twenty-six thousand, nine hundred ninety".