98019660 has 96 divisors (see below), whose sum is σ = 286513920. Its totient is φ = 25014528.

The previous prime is 98019617. The next prime is 98019707. The reversal of 98019660 is 6691089.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148411 + ... + 149069.

It is an arithmetic number, because the mean of its divisors is an integer number (2984520).

Almost surely, 2^98019660 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 98019660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143256960).

98019660 is an abundant number, since it is smaller than the sum of its proper divisors (188494260).

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

98019660 is a wasteful number, since it uses less digits than its factorization.

98019660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775 (or 773 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 98019660 is about 9900.4878667670. The cubic root of 98019660 is about 461.0744574769.

The spelling of 98019660 in words is "ninety-eight million, nineteen thousand, six hundred sixty".