9728616 has 32 divisors (see below), whose sum is σ = 24402240. Its totient is φ = 3232128.

The previous prime is 9728611. The next prime is 9728617. The reversal of 9728616 is 6168279.

It is not an unprimeable number, because it can be changed into a prime (9728611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10525 + ... + 11411.

It is an arithmetic number, because the mean of its divisors is an integer number (762570).

Almost surely, 2^9728616 is an apocalyptic number.

It is an amenable number.

9728616 is an abundant number, since it is smaller than the sum of its proper divisors (14673624).

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

9728616 is a wasteful number, since it uses less digits than its factorization.

9728616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353 (or 1349 counting only the distinct ones).

The product of its digits is 36288, while the sum is 39.

The square root of 9728616 is about 3119.0729391920. The cubic root of 9728616 is about 213.4766376563.

The spelling of 9728616 in words is "nine million, seven hundred twenty-eight thousand, six hundred sixteen".