113288228 has 12 divisors (see below), whose sum is σ = 203612892. Its totient is φ = 55113120.

The previous prime is 113288183. The next prime is 113288233. The reversal of 113288228 is 822882311.

It can be written as a sum of positive squares in 2 ways, for example, as 72046144 + 41242084 = 8488^2 + 6422^2 .

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, 382583 + ... + 382878.

It is an arithmetic number, because the mean of its divisors is an integer number (16967741).

Almost surely, 2^113288228 is an apocalyptic number.

It is an amenable number.

113288228 is a deficient number, since it is larger than the sum of its proper divisors (90324664).

113288228 is a wasteful number, since it uses less digits than its factorization.

113288228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765502 (or 765500 counting only the distinct ones).

The product of its digits is 12288, while the sum is 35.

The square root of 113288228 is about 10643.6942834713. The cubic root of 113288228 is about 483.8695149466.

The spelling of 113288228 in words is "one hundred thirteen million, two hundred eighty-eight thousand, two hundred twenty-eight".