98988 has 24 divisors (see below), whose sum is σ = 236208. Its totient is φ = 32256.

The previous prime is 98981. The next prime is 98993. The reversal of 98988 is 88989.

It is not an unprimeable number, because it can be changed into a prime (98981) by changing a digit.

98988 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 820 + ... + 932.

It is an arithmetic number, because the mean of its divisors is an integer number (9842).

2⁹⁸⁹⁸⁸ is an apocalyptic number.

It is an amenable number.

98988 is an abundant number, since it is smaller than the sum of its proper divisors (137220).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118104).

98988 is a wasteful number, since it uses less digits than its factorization.

98988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193 (or 191 counting only the distinct ones).

The product of its digits is 41472, while the sum is 42.

The square root of 98988 is about 314.6235846214. The cubic root of 98988 is about 46.2587808991.

Subtracting from 98988 its reverse (88989), we obtain a palindrome (9999).

The spelling of 98988 in words is "ninety-eight thousand, nine hundred eighty-eight".