113488218 has 48 divisors (see below), whose sum is σ = 251727840. Its totient is φ = 36942048.

The previous prime is 113488171. The next prime is 113488231. The reversal of 113488218 is 812884311.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 167296 + ... + 167972.

It is an arithmetic number, because the mean of its divisors is an integer number (5244330).

Almost surely, 2^113488218 is an apocalyptic number.

113488218 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

113488218 is an abundant number, since it is smaller than the sum of its proper divisors (138239622).

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

113488218 is a wasteful number, since it uses less digits than its factorization.

113488218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891 (or 888 counting only the distinct ones).

The product of its digits is 12288, while the sum is 36.

The square root of 113488218 is about 10653.0849053220. The cubic root of 113488218 is about 484.1540757787.

The spelling of 113488218 in words is "one hundred thirteen million, four hundred eighty-eight thousand, two hundred eighteen".