99572930 has 16 divisors (see below), whose sum is σ = 185013504. Its totient is φ = 38544240.

The previous prime is 99572929. The next prime is 99572947. The reversal of 99572930 is 3927599.

It is a Curzon 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, 160292 + ... + 160911.

It is an arithmetic number, because the mean of its divisors is an integer number (11563344).

Almost surely, 2^99572930 is an apocalyptic number.

99572930 is a deficient number, since it is larger than the sum of its proper divisors (85440574).

99572930 is a wasteful number, since it uses less digits than its factorization.

99572930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321241.

The product of its (nonzero) digits is 153090, while the sum is 44.

The square root of 99572930 is about 9978.6236525886. The cubic root of 99572930 is about 463.4971793712.

The spelling of 99572930 in words is "ninety-nine million, five hundred seventy-two thousand, nine hundred thirty".