99564416 has 32 divisors (see below), whose sum is σ = 226688880. Its totient is φ = 42670080.

The previous prime is 99564407. The next prime is 99564497. The reversal of 99564416 is 61446599.

It is a tau number, because it is divible by the number of its divisors (32).

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, 54665 + ... + 56456.

Almost surely, 2^99564416 is an apocalyptic number.

It is an amenable number.

99564416 is an abundant number, since it is smaller than the sum of its proper divisors (127124464).

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

99564416 is a wasteful number, since it uses less digits than its factorization.

99564416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111142 (or 111130 counting only the distinct ones).

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

The square root of 99564416 is about 9978.1970315283. The cubic root of 99564416 is about 463.4839685268.

The spelling of 99564416 in words is "ninety-nine million, five hundred sixty-four thousand, four hundred sixteen".