9728044 has 12 divisors (see below), whose sum is σ = 17345664. Its totient is φ = 4772144.

The previous prime is 9728039. The next prime is 9728051. The reversal of 9728044 is 4408279.

It is a happy number.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22732 + ... + 23155.

It is an arithmetic number, because the mean of its divisors is an integer number (1445472).

Almost surely, 2^9728044 is an apocalyptic number.

It is an amenable number.

9728044 is a deficient number, since it is larger than the sum of its proper divisors (7617620).

9728044 is a wasteful number, since it uses less digits than its factorization.

9728044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45944 (or 45942 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 9728044 is about 3118.9812439321. The cubic root of 9728044 is about 213.4724537440.

The spelling of 9728044 in words is "nine million, seven hundred twenty-eight thousand, forty-four".