8613884728 has 32 divisors (see below), whose sum is σ = 16310453760. Its totient is φ = 4264565760.

The previous prime is 8613884723. The next prime is 8613884729. The reversal of 8613884728 is 8274883168.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8613884723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 521200 + ... + 537472.

It is an arithmetic number, because the mean of its divisors is an integer number (509701680).

Almost surely, 2^8613884728 is an apocalyptic number.

It is an amenable number.

8613884728 is a deficient number, since it is larger than the sum of its proper divisors (7696569032).

8613884728 is a wasteful number, since it uses less digits than its factorization.

8613884728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16927 (or 16923 counting only the distinct ones).

The product of its digits is 4128768, while the sum is 55.

The square root of 8613884728 is about 92811.0161995870. The cubic root of 8613884728 is about 2049.9016195500.

The spelling of 8613884728 in words is "eight billion, six hundred thirteen million, eight hundred eighty-four thousand, seven hundred twenty-eight".