99928668 has 24 divisors (see below), whose sum is σ = 266476672. Its totient is φ = 28551024.

The previous prime is 99928667. The next prime is 99928681. The reversal of 99928668 is 86682999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99928667) 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, 594730 + ... + 594897.

Almost surely, 2^99928668 is an apocalyptic number.

It is an amenable number.

99928668 is an abundant number, since it is smaller than the sum of its proper divisors (166548004).

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

99928668 is a wasteful number, since it uses less digits than its factorization.

99928668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189641 (or 1189639 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 57.

The square root of 99928668 is about 9996.4327637413. The cubic root of 99928668 is about 464.0484925042.

The spelling of 99928668 in words is "ninety-nine million, nine hundred twenty-eight thousand, six hundred sixty-eight".