564647223 has 8 divisors (see below), whose sum is σ = 860414848. Its totient is φ = 322655544.

The previous prime is 564647191. The next prime is 564647227. The reversal of 564647223 is 322746465.

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

It is not a de Polignac number, because 564647223 - 2⁵ = 564647191 is a prime.

It is a super-2 number, since 2×564647223² = 637652972883223458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564647227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13443961 + ... + 13444002.

It is an arithmetic number, because the mean of its divisors is an integer number (107551856).

Almost surely, 2^564647223 is an apocalyptic number.

564647223 is a deficient number, since it is larger than the sum of its proper divisors (295767625).

564647223 is a wasteful number, since it uses less digits than its factorization.

564647223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26887973.

The product of its digits is 241920, while the sum is 39.

The square root of 564647223 is about 23762.3067693353. The cubic root of 564647223 is about 826.5308450728.

The spelling of 564647223 in words is "five hundred sixty-four million, six hundred forty-seven thousand, two hundred twenty-three".