99704864 has 48 divisors (see below), whose sum is σ = 237541248. Its totient is φ = 40215552.

The previous prime is 99704863. The next prime is 99704887. The reversal of 99704864 is 46840799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99704863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9284 + ... + 16899.

It is an arithmetic number, because the mean of its divisors is an integer number (4948776).

Almost surely, 2^99704864 is an apocalyptic number.

It is an amenable number.

99704864 is an abundant number, since it is smaller than the sum of its proper divisors (137836384).

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

99704864 is a wasteful number, since it uses less digits than its factorization.

99704864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26217 (or 26209 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 99704864 is about 9985.2322957456. The cubic root of 99704864 is about 463.7018000728.

The spelling of 99704864 in words is "ninety-nine million, seven hundred four thousand, eight hundred sixty-four".