99998292 has 24 divisors (see below), whose sum is σ = 245610400. Its totient is φ = 31578336.

The previous prime is 99998291. The next prime is 99998299. The reversal of 99998292 is 29289999.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99998291) 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, 219067 + ... + 219522.

Almost surely, 2^99998292 is an apocalyptic number.

It is an amenable number.

99998292 is an abundant number, since it is smaller than the sum of its proper divisors (145612108).

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

99998292 is a wasteful number, since it uses less digits than its factorization.

99998292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438615 (or 438613 counting only the distinct ones).

The product of its digits is 1889568, while the sum is 57.

The square root of 99998292 is about 9999.9145996353. The cubic root of 99998292 is about 464.1562407350.

The spelling of 99998292 in words is "ninety-nine million, nine hundred ninety-eight thousand, two hundred ninety-two".