99572112 has 80 divisors (see below), whose sum is σ = 289356480. Its totient is φ = 32779008.

The previous prime is 99572089. The next prime is 99572113. The reversal of 99572112 is 21127599.

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

It is not an unprimeable number, because it can be changed into a prime (99572113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34468 + ... + 37244.

It is an arithmetic number, because the mean of its divisors is an integer number (3616956).

Almost surely, 2^99572112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99572112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144678240).

99572112 is an abundant number, since it is smaller than the sum of its proper divisors (189784368).

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

99572112 is a wasteful number, since it uses less digits than its factorization.

99572112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2877 (or 2865 counting only the distinct ones).

The product of its digits is 11340, while the sum is 36.

The square root of 99572112 is about 9978.5826648878. The cubic root of 99572112 is about 463.4959101450.

The spelling of 99572112 in words is "ninety-nine million, five hundred seventy-two thousand, one hundred twelve".