113658228 has 120 divisors (see below), whose sum is σ = 321860000. Its totient is φ = 34852032.

The previous prime is 113658227. The next prime is 113658257. The reversal of 113658228 is 822856311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 113658192 and 113658201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113658227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 227523 + ... + 228021.

Almost surely, 2^113658228 is an apocalyptic number.

113658228 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113658228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160930000).

113658228 is an abundant number, since it is smaller than the sum of its proper divisors (208201772).

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

113658228 is a wasteful number, since it uses less digits than its factorization.

113658228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571 (or 560 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 113658228 is about 10661.0612980134. The cubic root of 113658228 is about 484.3957160366.

The spelling of 113658228 in words is "one hundred thirteen million, six hundred fifty-eight thousand, two hundred twenty-eight".