99998692 has 24 divisors (see below), whose sum is σ = 185842944. Its totient is φ = 46918272.

The previous prime is 99998663. The next prime is 99998749. The reversal of 99998692 is 29689999.

It is a self number, because there is not a number n which added to its sum of digits gives 99998692.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22953 + ... + 26959.

It is an arithmetic number, because the mean of its divisors is an integer number (7743456).

Almost surely, 2^99998692 is an apocalyptic number.

It is an amenable number.

99998692 is a deficient number, since it is larger than the sum of its proper divisors (85844252).

99998692 is a wasteful number, since it uses less digits than its factorization.

99998692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4395 (or 4393 counting only the distinct ones).

The product of its digits is 5668704, while the sum is 61.

The square root of 99998692 is about 9999.9345997861. The cubic root of 99998692 is about 464.1568596197.

The spelling of 99998692 in words is "ninety-nine million, nine hundred ninety-eight thousand, six hundred ninety-two".