8566464 has 28 divisors (see below), whose sum is σ = 22665944. Its totient is φ = 2855424.

The previous prime is 8566451. The next prime is 8566469. The reversal of 8566464 is 4646658.

It is not an unprimeable number, because it can be changed into a prime (8566469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22117 + ... + 22500.

It is an arithmetic number, because the mean of its divisors is an integer number (809498).

Almost surely, 2^8566464 is an apocalyptic number.

It is an amenable number.

8566464 is an abundant number, since it is smaller than the sum of its proper divisors (14099480).

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

8566464 is a wasteful number, since it uses less digits than its factorization.

8566464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44632 (or 44622 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The square root of 8566464 is about 2926.8522340562. The cubic root of 8566464 is about 204.6133023498.

The spelling of 8566464 in words is "eight million, five hundred sixty-six thousand, four hundred sixty-four".