112912488 has 128 divisors (see below), whose sum is σ = 342720000. Its totient is φ = 34235136.

The previous prime is 112912477. The next prime is 112912517. The reversal of 112912488 is 884219211.

It is a happy number.

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

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221578 + ... + 222086.

It is an arithmetic number, because the mean of its divisors is an integer number (2677500).

Almost surely, 2^112912488 is an apocalyptic number.

112912488 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 112912488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171360000).

112912488 is an abundant number, since it is smaller than the sum of its proper divisors (229807512).

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

112912488 is a wasteful number, since it uses less digits than its factorization.

112912488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616 (or 606 counting only the distinct ones).

The product of its digits is 9216, while the sum is 36.

The square root of 112912488 is about 10626.0287972506. The cubic root of 112912488 is about 483.3339767992. Note that the first 3 decimals are identical.

The spelling of 112912488 in words is "one hundred twelve million, nine hundred twelve thousand, four hundred eighty-eight".