9728698 has 16 divisors (see below), whose sum is σ = 16720704. Its totient is φ = 4158720.

The previous prime is 9728681. The next prime is 9728729. The reversal of 9728698 is 8968279.

It is a happy number.

9728698 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7386 + ... + 8602.

It is an arithmetic number, because the mean of its divisors is an integer number (1045044).

Almost surely, 2^9728698 is an apocalyptic number.

9728698 is a deficient number, since it is larger than the sum of its proper divisors (6992006).

9728698 is a wasteful number, since it uses less digits than its factorization.

9728698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1797.

The product of its digits is 435456, while the sum is 49.

The square root of 9728698 is about 3119.0860840958. The cubic root of 9728698 is about 213.4772374345.

The spelling of 9728698 in words is "nine million, seven hundred twenty-eight thousand, six hundred ninety-eight".