98718320 has 80 divisors (see below), whose sum is σ = 251501760. Its totient is φ = 35868672.

The previous prime is 98718293. The next prime is 98718341. The reversal of 98718320 is 2381789.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

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, 38189 + ... + 40691.

It is an arithmetic number, because the mean of its divisors is an integer number (3143772).

Almost surely, 2^98718320 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 98718320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125750880).

98718320 is an abundant number, since it is smaller than the sum of its proper divisors (152783440).

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

98718320 is a wasteful number, since it uses less digits than its factorization.

98718320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2562 (or 2556 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 98718320 is about 9935.7093355231. The cubic root of 98718320 is about 462.1673400417.

The spelling of 98718320 in words is "ninety-eight million, seven hundred eighteen thousand, three hundred twenty".