99375264 has 72 divisors (see below), whose sum is σ = 285847380. Its totient is φ = 32744448.

The previous prime is 99375259. The next prime is 99375323. The reversal of 99375264 is 46257399.

It is a happy number.

99375264 is a `hidden beast` number, since 99 + 37 + 526 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 91011600 + 8363664 = 9540^2 + 2892^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23694 + ... + 27570.

Almost surely, 2^99375264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99375264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142923690).

99375264 is an abundant number, since it is smaller than the sum of its proper divisors (186472116).

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

99375264 is a wasteful number, since it uses less digits than its factorization.

99375264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3982 (or 3971 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 99375264 is about 9968.7142601240. The cubic root of 99375264 is about 463.1902742551.

The spelling of 99375264 in words is "ninety-nine million, three hundred seventy-five thousand, two hundred sixty-four".