98989896 has 64 divisors (see below), whose sum is σ = 255098880. Its totient is φ = 31993920.

The previous prime is 98989889. The next prime is 98989903. The reversal of 98989896 is 69898989.

It is an interprime number because it is at equal distance from previous prime (98989889) and next prime (98989903).

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142911 + ... + 143601.

It is an arithmetic number, because the mean of its divisors is an integer number (3985920).

Almost surely, 2^98989896 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 98989896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127549440).

98989896 is an abundant number, since it is smaller than the sum of its proper divisors (156108984).

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

98989896 is a wasteful number, since it uses less digits than its factorization.

98989896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874 (or 870 counting only the distinct ones).

The product of its digits is 20155392, while the sum is 66.

The square root of 98989896 is about 9949.3666130061. The cubic root of 98989896 is about 462.5907624162.

The spelling of 98989896 in words is "ninety-eight million, nine hundred eighty-nine thousand, eight hundred ninety-six".