99988592 has 30 divisors (see below), whose sum is σ = 212944704. Its totient is φ = 45448480.

The previous prime is 99988591. The next prime is 99988597. The reversal of 99988592 is 29588999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99988591) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23888 + ... + 27759.

Almost surely, 2^99988592 is an apocalyptic number.

It is an amenable number.

99988592 is an abundant number, since it is smaller than the sum of its proper divisors (112956112).

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

99988592 is a wasteful number, since it uses less digits than its factorization.

99988592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51677 (or 51660 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 59.

The square root of 99988592 is about 9999.4295837313. The cubic root of 99988592 is about 464.1412322749.

The spelling of 99988592 in words is "ninety-nine million, nine hundred eighty-eight thousand, five hundred ninety-two".