112488990 has 16 divisors (see below), whose sum is σ = 269973648. Its totient is φ = 29997056.

The previous prime is 112488977. The next prime is 112489009. The reversal of 112488990 is 99884211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1874787 + ... + 1874846.

It is an arithmetic number, because the mean of its divisors is an integer number (16873353).

Almost surely, 2^112488990 is an apocalyptic number.

112488990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112488990 is an abundant number, since it is smaller than the sum of its proper divisors (157484658).

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

112488990 is a wasteful number, since it uses less digits than its factorization.

112488990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3749643.

The product of its (nonzero) digits is 41472, while the sum is 42.

The square root of 112488990 is about 10606.0826887216. The cubic root of 112488990 is about 482.7289435844.

The spelling of 112488990 in words is "one hundred twelve million, four hundred eighty-eight thousand, nine hundred ninety".