8668841 has 4 divisors (see below), whose sum is σ = 8903172. Its totient is φ = 8434512.

The previous prime is 8668837. The next prime is 8668873. The reversal of 8668841 is 1488668.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4752400 + 3916441 = 2180^2 + 1979^2 .

It is a cyclic number.

It is not a de Polignac number, because 8668841 - 2² = 8668837 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8668801) 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, 117110 + ... + 117183.

It is an arithmetic number, because the mean of its divisors is an integer number (2225793).

Almost surely, 2^8668841 is an apocalyptic number.

It is an amenable number.

8668841 is a deficient number, since it is larger than the sum of its proper divisors (234331).

8668841 is a wasteful number, since it uses less digits than its factorization.

8668841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234330.

The product of its digits is 73728, while the sum is 41.

The square root of 8668841 is about 2944.2895577711. The cubic root of 8668841 is about 205.4251813914.

The spelling of 8668841 in words is "eight million, six hundred sixty-eight thousand, eight hundred forty-one".