99722633 has 8 divisors (see below), whose sum is σ = 102179616. Its totient is φ = 97272000.

The previous prime is 99722611. The next prime is 99722639. The reversal of 99722633 is 33622799.

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 99722633 - 2⁸ = 99722377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99722639) 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, 50678 + ... + 52608.

It is an arithmetic number, because the mean of its divisors is an integer number (12772452).

Almost surely, 2^99722633 is an apocalyptic number.

It is an amenable number.

99722633 is a deficient number, since it is larger than the sum of its proper divisors (2456983).

99722633 is a wasteful number, since it uses less digits than its factorization.

99722633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3175.

The product of its digits is 122472, while the sum is 41.

The square root of 99722633 is about 9986.1220200837. The cubic root of 99722633 is about 463.7293447934.

The spelling of 99722633 in words is "ninety-nine million, seven hundred twenty-two thousand, six hundred thirty-three".