8668217 has 8 divisors (see below), whose sum is σ = 9085824. Its totient is φ = 8254048.

The previous prime is 8668207. The next prime is 8668267. The reversal of 8668217 is 7128668.

8668217 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8668217 - 2⁴ = 8668201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8668207) 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, 5333 + ... + 6765.

It is an arithmetic number, because the mean of its divisors is an integer number (1135728).

Almost surely, 2^8668217 is an apocalyptic number.

It is an amenable number.

8668217 is a deficient number, since it is larger than the sum of its proper divisors (417607).

8668217 is a wasteful number, since it uses less digits than its factorization.

8668217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1719.

The product of its digits is 32256, while the sum is 38.

The square root of 8668217 is about 2944.1835880257. The cubic root of 8668217 is about 205.4202523054.

The spelling of 8668217 in words is "eight million, six hundred sixty-eight thousand, two hundred seventeen".