99572097 has 8 divisors (see below), whose sum is σ = 133938144. Its totient is φ = 65793728.

The previous prime is 99572089. The next prime is 99572113. The reversal of 99572097 is 79027599.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99572097 - 2³ = 99572089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99572087) 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, 146523 + ... + 147200.

It is an arithmetic number, because the mean of its divisors is an integer number (16742268).

Almost surely, 2^99572097 is an apocalyptic number.

It is an amenable number.

99572097 is a deficient number, since it is larger than the sum of its proper divisors (34366047).

99572097 is a wasteful number, since it uses less digits than its factorization.

99572097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293839.

The product of its (nonzero) digits is 357210, while the sum is 48.

The square root of 99572097 is about 9978.5819132781. The cubic root of 99572097 is about 463.4958868706.

The spelling of 99572097 in words is "ninety-nine million, five hundred seventy-two thousand, ninety-seven".