118798938 has 24 divisors (see below), whose sum is σ = 263385408. Its totient is φ = 38678472.

The previous prime is 118798921. The next prime is 118798943. The reversal of 118798938 is 839897811.

It is a super-2 number, since 2×118798938² = 28226375339855688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75970 + ... + 77517.

It is an arithmetic number, because the mean of its divisors is an integer number (10974392).

Almost surely, 2^118798938 is an apocalyptic number.

118798938 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

118798938 is an abundant number, since it is smaller than the sum of its proper divisors (144586470).

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

118798938 is a wasteful number, since it uses less digits than its factorization.

118798938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153538 (or 153535 counting only the distinct ones).

The product of its digits is 870912, while the sum is 54.

The square root of 118798938 is about 10899.4925569955. The cubic root of 118798938 is about 491.5912975089.

The spelling of 118798938 in words is "one hundred eighteen million, seven hundred ninety-eight thousand, nine hundred thirty-eight".