8966857684 has 6 divisors (see below), whose sum is σ = 15692000954. Its totient is φ = 4483428840.

The previous prime is 8966857609. The next prime is 8966857703. The reversal of 8966857684 is 4867586698.

It can be written as a sum of positive squares in only one way, i.e., 8824723600 + 142134084 = 93940^2 + 11922^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1120857207 + ... + 1120857214.

Almost surely, 2^8966857684 is an apocalyptic number.

It is an amenable number.

8966857684 is a deficient number, since it is larger than the sum of its proper divisors (6725143270).

8966857684 is a wasteful number, since it uses less digits than its factorization.

8966857684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2241714425 (or 2241714423 counting only the distinct ones).

The product of its digits is 139345920, while the sum is 67.

The square root of 8966857684 is about 94693.4933561963. The cubic root of 8966857684 is about 2077.5273937623.

The spelling of 8966857684 in words is "eight billion, nine hundred sixty-six million, eight hundred fifty-seven thousand, six hundred eighty-four".