99540888 has 16 divisors (see below), whose sum is σ = 248852280. Its totient is φ = 33180288.

The previous prime is 99540887. The next prime is 99540911. The reversal of 99540888 is 88804599.

It is a self number, because there is not a number n which added to its sum of digits gives 99540888.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99540887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2073745 + ... + 2073792.

Almost surely, 2^99540888 is an apocalyptic number.

It is an amenable number.

99540888 is an abundant number, since it is smaller than the sum of its proper divisors (149311392).

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

99540888 is a wasteful number, since it uses less digits than its factorization.

99540888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4147546 (or 4147542 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 51.

The square root of 99540888 is about 9977.0179913640. The cubic root of 99540888 is about 463.4474571227.

The spelling of 99540888 in words is "ninety-nine million, five hundred forty thousand, eight hundred eighty-eight".