118621808 has 20 divisors (see below), whose sum is σ = 230000160. Its totient is φ = 59266944.

The previous prime is 118621799. The next prime is 118621817. The reversal of 118621808 is 808126811.

It is an interprime number because it is at equal distance from previous prime (118621799) and next prime (118621817).

It is a super-2 number, since 2×118621808² = 28142266666377728, which contains 22 as substring.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36473 + ... + 39591.

It is an arithmetic number, because the mean of its divisors is an integer number (11500008).

Almost surely, 2^118621808 is an apocalyptic number.

It is an amenable number.

118621808 is a deficient number, since it is larger than the sum of its proper divisors (111378352).

118621808 is a wasteful number, since it uses less digits than its factorization.

118621808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5504 (or 5498 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 35.

The square root of 118621808 is about 10891.3639182611. The cubic root of 118621808 is about 491.3468540242.

The spelling of 118621808 in words is "one hundred eighteen million, six hundred twenty-one thousand, eight hundred eight".