9388656928 has 48 divisors (see below), whose sum is σ = 21131167680. Its totient is φ = 4022436096.

The previous prime is 9388656913. The next prime is 9388657027. The reversal of 9388656928 is 8296568839.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 9388656928.

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, 1156050 + ... + 1164142.

It is an arithmetic number, because the mean of its divisors is an integer number (440232660).

Almost surely, 2^9388656928 is an apocalyptic number.

It is an amenable number.

9388656928 is an abundant number, since it is smaller than the sum of its proper divisors (11742510752).

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

9388656928 is a wasteful number, since it uses less digits than its factorization.

9388656928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13289 (or 13281 counting only the distinct ones).

The product of its digits is 44789760, while the sum is 64.

The square root of 9388656928 is about 96895.0820630232. The cubic root of 9388656928 is about 2109.6050508507.

The spelling of 9388656928 in words is "nine billion, three hundred eighty-eight million, six hundred fifty-six thousand, nine hundred twenty-eight".