99380904 has 32 divisors (see below), whose sum is σ = 283945920. Its totient is φ = 28394496.

The previous prime is 99380881. The next prime is 99380977. The reversal of 99380904 is 40908399.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295609 + ... + 295944.

It is an arithmetic number, because the mean of its divisors is an integer number (8873310).

Almost surely, 2^99380904 is an apocalyptic number.

It is an amenable number.

99380904 is an abundant number, since it is smaller than the sum of its proper divisors (184565016).

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

99380904 is a wasteful number, since it uses less digits than its factorization.

99380904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591569 (or 591565 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 99380904 is about 9968.9971411371. The cubic root of 99380904 is about 463.1990368103.

The spelling of 99380904 in words is "ninety-nine million, three hundred eighty thousand, nine hundred four".