113642032 has 80 divisors (see below), whose sum is σ = 263983104. Its totient is φ = 46368000.

The previous prime is 113642027. The next prime is 113642033. The reversal of 113642032 is 230246311.

It is a super-2 number, since 2×113642032² = 25829022874178048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113641994 and 113642012.

It is not an unprimeable number, because it can be changed into a prime (113642033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246282 + ... + 246742.

Almost surely, 2^113642032 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 113642032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131991552).

113642032 is an abundant number, since it is smaller than the sum of its proper divisors (150341072).

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

113642032 is a wasteful number, since it uses less digits than its factorization.

113642032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578 (or 572 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 113642032 is about 10660.3016842864. The cubic root of 113642032 is about 484.3727065698.

Adding to 113642032 its reverse (230246311), we get a palindrome (343888343).

The spelling of 113642032 in words is "one hundred thirteen million, six hundred forty-two thousand, thirty-two".