98597728 has 24 divisors (see below), whose sum is σ = 198247392. Its totient is φ = 48249216.

The previous prime is 98597713. The next prime is 98597731. The reversal of 98597728 is 82779589.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 31275 + ... + 34282.

It is an arithmetic number, because the mean of its divisors is an integer number (8260308).

Almost surely, 2^98597728 is an apocalyptic number.

It is an amenable number.

98597728 is an abundant number, since it is smaller than the sum of its proper divisors (99649664).

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

98597728 is a wasteful number, since it uses less digits than its factorization.

98597728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65614 (or 65606 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 55.

The square root of 98597728 is about 9929.6388655379. The cubic root of 98597728 is about 461.9790724077.

The spelling of 98597728 in words is "ninety-eight million, five hundred ninety-seven thousand, seven hundred twenty-eight".