9728324 has 12 divisors (see below), whose sum is σ = 17200764. Its totient is φ = 4813824.

The previous prime is 9728321. The next prime is 9728339. The reversal of 9728324 is 4238279.

It can be written as a sum of positive squares in 2 ways, for example, as 4120900 + 5607424 = 2030^2 + 2368^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (9728321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12149 + ... + 12924.

It is an arithmetic number, because the mean of its divisors is an integer number (1433397).

Almost surely, 2^9728324 is an apocalyptic number.

It is an amenable number.

9728324 is a deficient number, since it is larger than the sum of its proper divisors (7472440).

9728324 is a wasteful number, since it uses less digits than its factorization.

9728324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25174 (or 25172 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 9728324 is about 3119.0261300605. The cubic root of 9728324 is about 213.4745018334.

The spelling of 9728324 in words is "nine million, seven hundred twenty-eight thousand, three hundred twenty-four".