99432825 has 12 divisors (see below), whose sum is σ = 164395728. Its totient is φ = 53030800.

The previous prime is 99432811. The next prime is 99432829. The reversal of 99432825 is 52823499.

It is not a de Polignac number, because 99432825 - 2⁶ = 99432761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99432829) 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 11 ways as a sum of consecutive naturals, for example, 662811 + ... + 662960.

It is an arithmetic number, because the mean of its divisors is an integer number (13699644).

Almost surely, 2^99432825 is an apocalyptic number.

It is an amenable number.

99432825 is a deficient number, since it is larger than the sum of its proper divisors (64962903).

99432825 is a wasteful number, since it uses less digits than its factorization.

99432825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325784 (or 1325779 counting only the distinct ones).

The product of its digits is 155520, while the sum is 42.

The square root of 99432825 is about 9971.6009246259. The cubic root of 99432825 is about 463.2796880193.

The spelling of 99432825 in words is "ninety-nine million, four hundred thirty-two thousand, eight hundred twenty-five".