112992090 has 32 divisors (see below), whose sum is σ = 273589056. Its totient is φ = 29863680.

The previous prime is 112992079. The next prime is 112992109. The reversal of 112992090 is 90299211.

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, 13276 + ... + 20055.

It is an arithmetic number, because the mean of its divisors is an integer number (8549658).

Almost surely, 2^112992090 is an apocalyptic number.

112992090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112992090 is an abundant number, since it is smaller than the sum of its proper divisors (160596966).

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

112992090 is a wasteful number, since it uses less digits than its factorization.

112992090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33454.

The product of its (nonzero) digits is 2916, while the sum is 33.

The square root of 112992090 is about 10629.7737511200. The cubic root of 112992090 is about 483.4475317423.

The spelling of 112992090 in words is "one hundred twelve million, nine hundred ninety-two thousand, ninety".