99684530 has 96 divisors (see below), whose sum is σ = 216203904. Its totient is φ = 32736000.

The previous prime is 99684511. The next prime is 99684551. The reversal of 99684530 is 3548699.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2431310 + ... + 2431350.

It is an arithmetic number, because the mean of its divisors is an integer number (2252124).

Almost surely, 2^99684530 is an apocalyptic number.

99684530 is an abundant number, since it is smaller than the sum of its proper divisors (116519374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99684530 is a wasteful number, since it uses less digits than its factorization.

99684530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144 (or 113 counting only the distinct ones).

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

The square root of 99684530 is about 9984.2140401736. The cubic root of 99684530 is about 463.6702751867.

The spelling of 99684530 in words is "ninety-nine million, six hundred eighty-four thousand, five hundred thirty".