8664956 has 24 divisors (see below), whose sum is σ = 15730176. Its totient is φ = 4173120.

The previous prime is 8664949. The next prime is 8664959. The reversal of 8664956 is 6594668.

8664956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8664959) 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, 18566 + ... + 19026.

It is an arithmetic number, because the mean of its divisors is an integer number (655424).

Almost surely, 2^8664956 is an apocalyptic number.

It is an amenable number.

8664956 is a deficient number, since it is larger than the sum of its proper divisors (7065220).

8664956 is a wasteful number, since it uses less digits than its factorization.

8664956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629 (or 627 counting only the distinct ones).

The product of its digits is 311040, while the sum is 44.

The square root of 8664956 is about 2943.6297321504. The cubic root of 8664956 is about 205.3944892423.

The spelling of 8664956 in words is "eight million, six hundred sixty-four thousand, nine hundred fifty-six".