112499172 has 48 divisors (see below), whose sum is σ = 293664000. Its totient is φ = 37242720.

The previous prime is 112499161. The next prime is 112499197. The reversal of 112499172 is 271994211.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12597 + ... + 19587.

It is an arithmetic number, because the mean of its divisors is an integer number (6118000).

Almost surely, 2^112499172 is an apocalyptic number.

112499172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112499172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146832000).

112499172 is an abundant number, since it is smaller than the sum of its proper divisors (181164828).

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

112499172 is a wasteful number, since it uses less digits than its factorization.

112499172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7153 (or 7145 counting only the distinct ones).

The product of its digits is 9072, while the sum is 36.

The square root of 112499172 is about 10606.5626854321. The cubic root of 112499172 is about 482.7435079663.

The spelling of 112499172 in words is "one hundred twelve million, four hundred ninety-nine thousand, one hundred seventy-two".