99588644 has 12 divisors (see below), whose sum is σ = 176668044. Its totient is φ = 49112064.

The previous prime is 99588623. The next prime is 99588707. The reversal of 99588644 is 44688599.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 87198244 + 12390400 = 9338^2 + 3520^2 .

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, 170237 + ... + 170820.

It is an arithmetic number, because the mean of its divisors is an integer number (14722337).

It is the magic constant of a 584 × 584 magic square.

Almost surely, 2^99588644 is an apocalyptic number.

It is an amenable number.

99588644 is a deficient number, since it is larger than the sum of its proper divisors (77079400).

99588644 is a wasteful number, since it uses less digits than its factorization.

99588644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341134 (or 341132 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 53.

The square root of 99588644 is about 9979.4110046636. The cubic root of 99588644 is about 463.5215601997.

The spelling of 99588644 in words is "ninety-nine million, five hundred eighty-eight thousand, six hundred forty-four".