99530925 has 96 divisors (see below), whose sum is σ = 189987840. Its totient is φ = 45619200.

The previous prime is 99530917. The next prime is 99530927. The reversal of 99530925 is 52903599.

It is not a de Polignac number, because 99530925 - 2³ = 99530917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99530927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1118281 + ... + 1118369.

It is an arithmetic number, because the mean of its divisors is an integer number (1979040).

Almost surely, 2^99530925 is an apocalyptic number.

It is an amenable number.

99530925 is a deficient number, since it is larger than the sum of its proper divisors (90456915).

99530925 is a wasteful number, since it uses less digits than its factorization.

99530925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 178 counting only the distinct ones).

The product of its (nonzero) digits is 109350, while the sum is 42.

The square root of 99530925 is about 9976.5186813838. The cubic root of 99530925 is about 463.4319945285.

The spelling of 99530925 in words is "ninety-nine million, five hundred thirty thousand, nine hundred twenty-five".