8938320984 has 24 divisors (see below), whose sum is σ = 24207952860. Its totient is φ = 2979440304.

The previous prime is 8938320967. The next prime is 8938321057. The reversal of 8938320984 is 4890238398.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 8938320984.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62071602 + ... + 62071745.

Almost surely, 2^8938320984 is an apocalyptic number.

It is an amenable number.

8938320984 is an abundant number, since it is smaller than the sum of its proper divisors (15269631876).

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

8938320984 is a wasteful number, since it uses less digits than its factorization.

8938320984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124143359 (or 124143352 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 54.

The square root of 8938320984 is about 94542.6939747329. The cubic root of 8938320984 is about 2075.3211664486.

The spelling of 8938320984 in words is "eight billion, nine hundred thirty-eight million, three hundred twenty thousand, nine hundred eighty-four".