99572870 has 32 divisors (see below), whose sum is σ = 182160576. Its totient is φ = 39184000.

The previous prime is 99572861. The next prime is 99572903. The reversal of 99572870 is 7827599.

It is a congruent number.

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, 313952 + ... + 314268.

It is an arithmetic number, because the mean of its divisors is an integer number (5692518).

Almost surely, 2^99572870 is an apocalyptic number.

99572870 is a deficient number, since it is larger than the sum of its proper divisors (82587706).

99572870 is a wasteful number, since it uses less digits than its factorization.

99572870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736.

The product of its (nonzero) digits is 317520, while the sum is 47.

The square root of 99572870 is about 9978.6206461615. The cubic root of 99572870 is about 463.4970862742.

The spelling of 99572870 in words is "ninety-nine million, five hundred seventy-two thousand, eight hundred seventy".