113632 has 24 divisors (see below), whose sum is σ = 231336. Its totient is φ = 54912.

The previous prime is 113623. The next prime is 113647. The reversal of 113632 is 236311.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

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, 1663 + ... + 1729.

It is an arithmetic number, because the mean of its divisors is an integer number (9639).

2¹¹³⁶³² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115668).

113632 is an abundant number, since it is smaller than the sum of its proper divisors (117704).

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

113632 is an equidigital number, since it uses as much as digits as its factorization.

113632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 122 counting only the distinct ones).

The product of its digits is 108, while the sum is 16.

The square root of 113632 is about 337.0934588508. The cubic root of 113632 is about 48.4358453129.

Adding to 113632 its reverse (236311), we get a palindrome (349943).

The spelling of 113632 in words is "one hundred thirteen thousand, six hundred thirty-two".