9323728704 has 84 divisors (see below), whose sum is σ = 26788960900. Its totient is φ = 3100446720.

The previous prime is 9323728691. The next prime is 9323728721. The reversal of 9323728704 is 4078273239.

9323728704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 61591104 + 9262137600 = 7848^2 + 96240^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9323728704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 223272 + ... + 261720.

Almost surely, 2^9323728704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9323728704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13394480450).

9323728704 is an abundant number, since it is smaller than the sum of its proper divisors (17465232196).

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

9323728704 is a wasteful number, since it uses less digits than its factorization.

9323728704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38888 (or 38875 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The square root of 9323728704 is about 96559.4568336007. The cubic root of 9323728704 is about 2104.7307335702.

The spelling of 9323728704 in words is "nine billion, three hundred twenty-three million, seven hundred twenty-eight thousand, seven hundred four".