8684993572 has 24 divisors (see below), whose sum is σ = 15630500480. Its totient is φ = 4219452000.

The previous prime is 8684993567. The next prime is 8684993593. The reversal of 8684993572 is 2753994868.

It is a super-2 number, since 2×8684993572² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8684993572.

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, 72079 + ... + 150217.

Almost surely, 2^8684993572 is an apocalyptic number.

It is an amenable number.

8684993572 is a deficient number, since it is larger than the sum of its proper divisors (6945506908).

8684993572 is a wasteful number, since it uses less digits than its factorization.

8684993572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78931 (or 78929 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 61.

The square root of 8684993572 is about 93193.3129146078. The cubic root of 8684993572 is about 2055.5269118091.

The spelling of 8684993572 in words is "eight billion, six hundred eighty-four million, nine hundred ninety-three thousand, five hundred seventy-two".