99998884 has 12 divisors (see below), whose sum is σ = 175238784. Its totient is φ = 49930664.

The previous prime is 99998869. The next prime is 99998891. The reversal of 99998884 is 48889999.

It is a nialpdrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13852 + ... + 19795.

It is an arithmetic number, because the mean of its divisors is an integer number (14603232).

Almost surely, 2^99998884 is an apocalyptic number.

It is an amenable number.

99998884 is a deficient number, since it is larger than the sum of its proper divisors (75239900).

99998884 is a wasteful number, since it uses less digits than its factorization.

99998884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34394 (or 34392 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 64.

The square root of 99998884 is about 9999.9441998443. The cubic root of 99998884 is about 464.1571566838.

The spelling of 99998884 in words is "ninety-nine million, nine hundred ninety-eight thousand, eight hundred eighty-four".