99630575 has 12 divisors (see below), whose sum is σ = 134773368. Its totient is φ = 72458400.

The previous prime is 99630571. The next prime is 99630577. The reversal of 99630575 is 57503699.

It is not a de Polignac number, because 99630575 - 2² = 99630571 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99630571) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180872 + ... + 181421.

It is an arithmetic number, because the mean of its divisors is an integer number (11231114).

Almost surely, 2^99630575 is an apocalyptic number.

99630575 is a deficient number, since it is larger than the sum of its proper divisors (35142793).

99630575 is a wasteful number, since it uses less digits than its factorization.

99630575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362314 (or 362309 counting only the distinct ones).

The product of its (nonzero) digits is 255150, while the sum is 44.

The square root of 99630575 is about 9981.5116590625. The cubic root of 99630575 is about 463.5866050837.

The spelling of 99630575 in words is "ninety-nine million, six hundred thirty thousand, five hundred seventy-five".