112871232 has 70 divisors (see below), whose sum is σ = 334601058. Its totient is φ = 37622016.

The previous prime is 112871207. The next prime is 112871251. The reversal of 112871232 is 232178211.

It can be written as a sum of positive squares in only one way, i.e., 77158656 + 35712576 = 8784^2 + 5976^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 112871196 and 112871205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5703 + ... + 16070.

Almost surely, 2^112871232 is an apocalyptic number.

112871232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112871232 is an abundant number, since it is smaller than the sum of its proper divisors (221729826).

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

112871232 is an equidigital number, since it uses as much as digits as its factorization.

112871232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21797 (or 21778 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 112871232 is about 10624.0873490385. The cubic root of 112871232 is about 483.2751027219.

The spelling of 112871232 in words is "one hundred twelve million, eight hundred seventy-one thousand, two hundred thirty-two".