9379923428 has 24 divisors (see below), whose sum is σ = 16866914232. Its totient is φ = 4560931584.

The previous prime is 9379923407. The next prime is 9379923431. The reversal of 9379923428 is 8243299739.

It can be written as a sum of positive squares in 4 ways, for example, as 3673329664 + 5706593764 = 60608^2 + 75542^2 .

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, 303926 + ... + 333362.

It is an arithmetic number, because the mean of its divisors is an integer number (702788093).

Almost surely, 2^9379923428 is an apocalyptic number.

It is an amenable number.

9379923428 is a deficient number, since it is larger than the sum of its proper divisors (7486990804).

9379923428 is a wasteful number, since it uses less digits than its factorization.

9379923428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31631 (or 31629 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 56.

The square root of 9379923428 is about 96850.0047909137. The cubic root of 9379923428 is about 2108.9507168794.

The spelling of 9379923428 in words is "nine billion, three hundred seventy-nine million, nine hundred twenty-three thousand, four hundred twenty-eight".