113228412 has 72 divisors (see below), whose sum is σ = 300526800. Its totient is φ = 33116160.

The previous prime is 113228411. The next prime is 113228431. The reversal of 113228412 is 214822311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113228411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40764 + ... + 43452.

Almost surely, 2^113228412 is an apocalyptic number.

113228412 is a gapful number since it is divisible by the number (12) 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 113228412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150263400).

113228412 is an abundant number, since it is smaller than the sum of its proper divisors (187298388).

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

113228412 is a wasteful number, since it uses less digits than its factorization.

113228412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2747 (or 2734 counting only the distinct ones).

The product of its digits is 768, while the sum is 24.

The square root of 113228412 is about 10640.8839858350. The cubic root of 113228412 is about 483.7843391818.

The spelling of 113228412 in words is "one hundred thirteen million, two hundred twenty-eight thousand, four hundred twelve".