112019992 has 32 divisors (see below), whose sum is σ = 240458400. Its totient is φ = 47925504.

The previous prime is 112019927. The next prime is 112019993. The reversal of 112019992 is 299910211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112019993) 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, 39684 + ... + 42412.

It is an arithmetic number, because the mean of its divisors is an integer number (7514325).

Almost surely, 2^112019992 is an apocalyptic number.

It is an amenable number.

112019992 is an abundant number, since it is smaller than the sum of its proper divisors (128438408).

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

112019992 is a wasteful number, since it uses less digits than its factorization.

112019992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3475 (or 3471 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 34.

The square root of 112019992 is about 10583.9497353304. The cubic root of 112019992 is about 482.0571318217.

It can be divided in two parts, 1120 and 19992, that added together give a palindrome (21112).

The spelling of 112019992 in words is "one hundred twelve million, nineteen thousand, nine hundred ninety-two".