99572241 has 8 divisors (see below), whose sum is σ = 133217280. Its totient is φ = 66154352.

The previous prime is 99572201. The next prime is 99572243. The reversal of 99572241 is 14227599.

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 99572241 - 2⁷ = 99572113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99572241.

It is not an unprimeable number, because it can be changed into a prime (99572243) 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, 55761 + ... + 57518.

It is an arithmetic number, because the mean of its divisors is an integer number (16652160).

Almost surely, 2^99572241 is an apocalyptic number.

It is an amenable number.

99572241 is a deficient number, since it is larger than the sum of its proper divisors (33645039).

99572241 is a wasteful number, since it uses less digits than its factorization.

99572241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113575.

The product of its digits is 45360, while the sum is 39.

The square root of 99572241 is about 9978.5891287296. The cubic root of 99572241 is about 463.4961103046.

The spelling of 99572241 in words is "ninety-nine million, five hundred seventy-two thousand, two hundred forty-one".