112651992 has 32 divisors (see below), whose sum is σ = 312922800. Its totient is φ = 37550592.

The previous prime is 112651963. The next prime is 112651993. The reversal of 112651992 is 299156211.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112651993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260553 + ... + 260984.

Almost surely, 2^112651992 is an apocalyptic number.

112651992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112651992 is an abundant number, since it is smaller than the sum of its proper divisors (200270808).

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

112651992 is a wasteful number, since it uses less digits than its factorization.

112651992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521552 (or 521542 counting only the distinct ones).

The product of its digits is 9720, while the sum is 36.

The square root of 112651992 is about 10613.7642709832. The cubic root of 112651992 is about 482.9619969328.

The spelling of 112651992 in words is "one hundred twelve million, six hundred fifty-one thousand, nine hundred ninety-two".