99945792 has 56 divisors (see below), whose sum is σ = 293827200. Its totient is φ = 33314688.

The previous prime is 99945763. The next prime is 99945817. The reversal of 99945792 is 29754999.

It is a super-2 number, since 2×99945792² = 19978322677014528, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

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, 27192 + ... + 30647.

Almost surely, 2^99945792 is an apocalyptic number.

It is an amenable number.

99945792 is an abundant number, since it is smaller than the sum of its proper divisors (193881408).

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

99945792 is a wasteful number, since it uses less digits than its factorization.

99945792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57860 (or 57844 counting only the distinct ones).

The product of its digits is 1837080, while the sum is 54.

The square root of 99945792 is about 9997.2892325870. The cubic root of 99945792 is about 464.0749977861.

The spelling of 99945792 in words is "ninety-nine million, nine hundred forty-five thousand, seven hundred ninety-two".