113402232 has 24 divisors (see below), whose sum is σ = 307131240. Its totient is φ = 37800720.

The previous prime is 113402231. The next prime is 113402249. The reversal of 113402232 is 232204311.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113402231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 787444 + ... + 787587.

It is an arithmetic number, because the mean of its divisors is an integer number (12797135).

Almost surely, 2^113402232 is an apocalyptic number.

113402232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113402232 is an abundant number, since it is smaller than the sum of its proper divisors (193729008).

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

113402232 is a wasteful number, since it uses less digits than its factorization.

113402232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1575043 (or 1575036 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 113402232 is about 10649.0484081912. The cubic root of 113402232 is about 484.0317694239.

Adding to 113402232 its reverse (232204311), we get a palindrome (345606543).

The spelling of 113402232 in words is "one hundred thirteen million, four hundred two thousand, two hundred thirty-two".