112881492 has 24 divisors (see below), whose sum is σ = 292656000. Its totient is φ = 37627128.

The previous prime is 112881491. The next prime is 112881497. The reversal of 112881492 is 294188211.

It is a happy number.

It is a super-2 number, since 2×112881492² = 25484462472292128, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112881491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 522492 + ... + 522707.

It is an arithmetic number, because the mean of its divisors is an integer number (12194000).

Almost surely, 2^112881492 is an apocalyptic number.

112881492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112881492 is an abundant number, since it is smaller than the sum of its proper divisors (179774508).

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

112881492 is a wasteful number, since it uses less digits than its factorization.

112881492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045212 (or 1045204 counting only the distinct ones).

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

The square root of 112881492 is about 10624.5702030717. The cubic root of 112881492 is about 483.2897455210.

The spelling of 112881492 in words is "one hundred twelve million, eight hundred eighty-one thousand, four hundred ninety-two".