99988492 has 12 divisors (see below), whose sum is σ = 185272920. Its totient is φ = 47053376.

The previous prime is 99988489. The next prime is 99988531. The reversal of 99988492 is 29488999.

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, 735142 + ... + 735277.

It is an arithmetic number, because the mean of its divisors is an integer number (15439410).

Almost surely, 2^99988492 is an apocalyptic number.

It is an amenable number.

99988492 is a deficient number, since it is larger than the sum of its proper divisors (85284428).

99988492 is a wasteful number, since it uses less digits than its factorization.

99988492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1470440 (or 1470438 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 58.

The square root of 99988492 is about 9999.4245834448. The cubic root of 99988492 is about 464.1410775435.

The spelling of 99988492 in words is "ninety-nine million, nine hundred eighty-eight thousand, four hundred ninety-two".