8866013 has 4 divisors (see below), whose sum is σ = 9548028. Its totient is φ = 8184000.

The previous prime is 8866007. The next prime is 8866019. The reversal of 8866013 is 3106688.

8866013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (8866007) and next prime (8866019).

It can be written as a sum of positive squares in 2 ways, for example, as 5579044 + 3286969 = 2362^2 + 1813^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8866013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8866019) 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, 340988 + ... + 341013.

It is an arithmetic number, because the mean of its divisors is an integer number (2387007).

Almost surely, 2^8866013 is an apocalyptic number.

It is an amenable number.

8866013 is a deficient number, since it is larger than the sum of its proper divisors (682015).

8866013 is a wasteful number, since it uses less digits than its factorization.

8866013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682014.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 8866013 is about 2977.5850953415. The cubic root of 8866013 is about 206.9709793073.

The spelling of 8866013 in words is "eight million, eight hundred sixty-six thousand, thirteen".