8668972 has 24 divisors (see below), whose sum is σ = 16721936. Its totient is φ = 3907008.

The previous prime is 8668967. The next prime is 8668973. The reversal of 8668972 is 2798668.

It is not an unprimeable number, because it can be changed into a prime (8668973) 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, 298 + ... + 4174.

Almost surely, 2^8668972 is an apocalyptic number.

It is an amenable number.

8668972 is a deficient number, since it is larger than the sum of its proper divisors (8052964).

8668972 is a wasteful number, since it uses less digits than its factorization.

8668972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3937 (or 3935 counting only the distinct ones).

The product of its digits is 290304, while the sum is 46.

The square root of 8668972 is about 2944.3118041403. The cubic root of 8668972 is about 205.4262161534.

The spelling of 8668972 in words is "eight million, six hundred sixty-eight thousand, nine hundred seventy-two".