112297728 has 36 divisors (see below), whose sum is σ = 298877768. Its totient is φ = 37432320.

The previous prime is 112297697. The next prime is 112297741. The reversal of 112297728 is 827792211.

It is a super-2 number, since 2×112297728² = 25221559427923968, 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 3 ways as a sum of consecutive naturals, for example, 72343 + ... + 73878.

Almost surely, 2^112297728 is an apocalyptic number.

It is an amenable number.

112297728 is an abundant number, since it is smaller than the sum of its proper divisors (186580040).

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

112297728 is an equidigital number, since it uses as much as digits as its factorization.

112297728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146240 (or 146226 counting only the distinct ones).

The product of its digits is 28224, while the sum is 39.

The square root of 112297728 is about 10597.0622344120. The cubic root of 112297728 is about 482.4551980379.

The spelling of 112297728 in words is "one hundred twelve million, two hundred ninety-seven thousand, seven hundred twenty-eight".