118338020 has 24 divisors (see below), whose sum is σ = 263128824. Its totient is φ = 44550656.

The previous prime is 118338019. The next prime is 118338047. The reversal of 118338020 is 20833811.

It can be written as a sum of positive squares in 4 ways, for example, as 22963264 + 95374756 = 4792^2 + 9766^2 .

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, 173687 + ... + 174366.

It is an arithmetic number, because the mean of its divisors is an integer number (10963701).

Almost surely, 2^118338020 is an apocalyptic number.

118338020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118338020 is an abundant number, since it is smaller than the sum of its proper divisors (144790804).

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

118338020 is a wasteful number, since it uses less digits than its factorization.

118338020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348079 (or 348077 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 118338020 is about 10878.3279965259. The cubic root of 118338020 is about 490.9547122876.

The spelling of 118338020 in words is "one hundred eighteen million, three hundred thirty-eight thousand, twenty".