99457568 has 24 divisors (see below), whose sum is σ = 223780032. Its totient is φ = 42624576.

The previous prime is 99457549. The next prime is 99457573. The reversal of 99457568 is 86575499.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221780 + ... + 222227.

It is an arithmetic number, because the mean of its divisors is an integer number (9324168).

Almost surely, 2^99457568 is an apocalyptic number.

It is an amenable number.

99457568 is an abundant number, since it is smaller than the sum of its proper divisors (124322464).

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

99457568 is a wasteful number, since it uses less digits than its factorization.

99457568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444024 (or 444016 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 53.

The square root of 99457568 is about 9972.8415208505. The cubic root of 99457568 is about 463.3181125491.

The spelling of 99457568 in words is "ninety-nine million, four hundred fifty-seven thousand, five hundred sixty-eight".