99530864 has 20 divisors (see below), whose sum is σ = 193856640. Its totient is φ = 49503360.

The previous prime is 99530791. The next prime is 99530881. The reversal of 99530864 is 46803599.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13229 + ... + 19340.

It is an arithmetic number, because the mean of its divisors is an integer number (9692832).

Almost surely, 2^99530864 is an apocalyptic number.

It is an amenable number.

99530864 is a deficient number, since it is larger than the sum of its proper divisors (94325776).

99530864 is a wasteful number, since it uses less digits than its factorization.

99530864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32768 (or 32762 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 99530864 is about 9976.5156242047. The cubic root of 99530864 is about 463.4318998532.

The spelling of 99530864 in words is "ninety-nine million, five hundred thirty thousand, eight hundred sixty-four".