8684873928 has 96 divisors (see below), whose sum is σ = 24209789760. Its totient is φ = 2811473280.

The previous prime is 8684873909. The next prime is 8684873933. The reversal of 8684873928 is 8293784868.

8684873928 is a `hidden beast` number, since 8 + 68 + 487 + 3 + 92 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 329826 + ... + 355182.

It is an arithmetic number, because the mean of its divisors is an integer number (252185310).

Almost surely, 2^8684873928 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 8684873928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12104894880).

8684873928 is an abundant number, since it is smaller than the sum of its proper divisors (15524915832).

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

8684873928 is a wasteful number, since it uses less digits than its factorization.

8684873928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25507 (or 25500 counting only the distinct ones).

The product of its digits is 37158912, while the sum is 63.

The square root of 8684873928 is about 93192.6709993871. The cubic root of 8684873928 is about 2055.5174728233.

The spelling of 8684873928 in words is "eight billion, six hundred eighty-four million, eight hundred seventy-three thousand, nine hundred twenty-eight".