564441 has 4 divisors (see below), whose sum is σ = 752592. Its totient is φ = 376292.

The previous prime is 564437. The next prime is 564449. The reversal of 564441 is 144465.

564441 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 564441 - 2² = 564437 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (564449) 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, 94071 + ... + 94076.

It is an arithmetic number, because the mean of its divisors is an integer number (188148).

2⁵⁶⁴⁴⁴¹ is an apocalyptic number.

It is an amenable number.

564441 is a deficient number, since it is larger than the sum of its proper divisors (188151).

564441 is a wasteful number, since it uses less digits than its factorization.

564441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188150.

The product of its digits is 1920, while the sum is 24.

The square root of 564441 is about 751.2928856312. The cubic root of 564441 is about 82.6430209715.

Adding to 564441 its sum of digits (24), we get a palindrome (564465).

It can be divided in two parts, 5 and 64441, that added together give a palindrome (64446).

The spelling of 564441 in words is "five hundred sixty-four thousand, four hundred forty-one".