8564163 has 8 divisors (see below), whose sum is σ = 11440128. Its totient is φ = 5698824.

The previous prime is 8564147. The next prime is 8564167. The reversal of 8564163 is 3614658.

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

It is not a de Polignac number, because 8564163 - 2⁴ = 8564147 is a prime.

It is a d-powerful number, because it can be written as 8⁷ + 5⁵ + 6⁴ + 4 + 1 + 6⁸ + 3¹⁴ .

8564163 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8564167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 531 + ... + 4172.

It is an arithmetic number, because the mean of its divisors is an integer number (1430016).

Almost surely, 2^8564163 is an apocalyptic number.

8564163 is a deficient number, since it is larger than the sum of its proper divisors (2875965).

8564163 is a wasteful number, since it uses less digits than its factorization.

8564163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5313.

The product of its digits is 17280, while the sum is 33.

The square root of 8564163 is about 2926.4591232409. The cubic root of 8564163 is about 204.5949806180.

The spelling of 8564163 in words is "eight million, five hundred sixty-four thousand, one hundred sixty-three".