112787928 has 96 divisors (see below), whose sum is σ = 352881360. Its totient is φ = 32163840.

The previous prime is 112787903. The next prime is 112787947. The reversal of 112787928 is 829787211.

It is a super-2 number, since 2×112787928² = 25442233405066368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9276 + ... + 17652.

Almost surely, 2^112787928 is an apocalyptic number.

112787928 is a gapful number since it is divisible by the number (18) 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 112787928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176440680).

112787928 is an abundant number, since it is smaller than the sum of its proper divisors (240093432).

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

112787928 is a wasteful number, since it uses less digits than its factorization.

112787928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8417 (or 8410 counting only the distinct ones).

The product of its digits is 112896, while the sum is 45.

The square root of 112787928 is about 10620.1661003960. The cubic root of 112787928 is about 483.1561806052.

The spelling of 112787928 in words is "one hundred twelve million, seven hundred eighty-seven thousand, nine hundred twenty-eight".