99892872 has 32 divisors (see below), whose sum is σ = 277480800. Its totient is φ = 33297552.

The previous prime is 99892853. The next prime is 99892909. The reversal of 99892872 is 27829899.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 231018 + ... + 231449.

It is an arithmetic number, because the mean of its divisors is an integer number (8671275).

Almost surely, 2^99892872 is an apocalyptic number.

It is an amenable number.

99892872 is an abundant number, since it is smaller than the sum of its proper divisors (177587928).

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

99892872 is a wasteful number, since it uses less digits than its factorization.

99892872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462482 (or 462472 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 54.

The square root of 99892872 is about 9994.6421646800. The cubic root of 99892872 is about 463.9930760957.

The spelling of 99892872 in words is "ninety-nine million, eight hundred ninety-two thousand, eight hundred seventy-two".