988192898 has 48 divisors (see below), whose sum is σ = 1991736864. Its totient is φ = 362355840.

The previous prime is 988192871. The next prime is 988192901. The reversal of 988192898 is 898291889.

It is a self number, because there is not a number n which added to its sum of digits gives 988192898.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8636 + ... + 45287.

It is an arithmetic number, because the mean of its divisors is an integer number (41494518).

Almost surely, 2^988192898 is an apocalyptic number.

988192898 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

988192898 is an abundant number, since it is smaller than the sum of its proper divisors (1003543966).

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

988192898 is a wasteful number, since it uses less digits than its factorization.

988192898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53967 (or 53960 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 62.

The square root of 988192898 is about 31435.5355927015. The cubic root of 988192898 is about 996.0487071819.

The spelling of 988192898 in words is "nine hundred eighty-eight million, one hundred ninety-two thousand, eight hundred ninety-eight".