99984888 has 128 divisors (see below), whose sum is σ = 298900800. Its totient is φ = 30855168.

The previous prime is 99984883. The next prime is 99984893. The reversal of 99984888 is 88848999.

It is an interprime number because it is at equal distance from previous prime (99984883) and next prime (99984893).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99984883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 267870 + ... + 268242.

Almost surely, 2^99984888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99984888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149450400).

99984888 is an abundant number, since it is smaller than the sum of its proper divisors (198915912).

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

99984888 is a wasteful number, since it uses less digits than its factorization.

99984888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478 (or 468 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 63.

The square root of 99984888 is about 9999.2443714513. The cubic root of 99984888 is about 464.1355009532.

The spelling of 99984888 in words is "ninety-nine million, nine hundred eighty-four thousand, eight hundred eighty-eight".