113553228 has 12 divisors (see below), whose sum is σ = 264957560. Its totient is φ = 37851072.

The previous prime is 113553227. The next prime is 113553247. The reversal of 113553228 is 822355311.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 113553195 and 113553204.

It is not an unprimeable number, because it can be changed into a prime (113553227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4731373 + ... + 4731396.

Almost surely, 2^113553228 is an apocalyptic number.

It is an amenable number.

113553228 is an abundant number, since it is smaller than the sum of its proper divisors (151404332).

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

113553228 is a wasteful number, since it uses less digits than its factorization.

113553228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9462776 (or 9462774 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

The square root of 113553228 is about 10656.1356973342. The cubic root of 113553228 is about 484.2465048988.

The spelling of 113553228 in words is "one hundred thirteen million, five hundred fifty-three thousand, two hundred twenty-eight".