99259728 has 20 divisors (see below), whose sum is σ = 256421088. Its totient is φ = 33086560.

The previous prime is 99259711. The next prime is 99259739. The reversal of 99259728 is 82795299.

It is a congruent number.

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, 1033908 + ... + 1034003.

Almost surely, 2^99259728 is an apocalyptic number.

It is an amenable number.

99259728 is an abundant number, since it is smaller than the sum of its proper divisors (157161360).

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

99259728 is a wasteful number, since it uses less digits than its factorization.

99259728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2067922 (or 2067916 counting only the distinct ones).

The product of its digits is 816480, while the sum is 51.

The square root of 99259728 is about 9962.9176449472. The cubic root of 99259728 is about 463.0106993719.

The spelling of 99259728 in words is "ninety-nine million, two hundred fifty-nine thousand, seven hundred twenty-eight".