564513 has 4 divisors (see below), whose sum is σ = 752688. Its totient is φ = 376340.

The previous prime is 564497. The next prime is 564523. The reversal of 564513 is 315465.

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 564513 - 2⁴ = 564497 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (564523) 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, 94083 + ... + 94088.

It is an arithmetic number, because the mean of its divisors is an integer number (188172).

2⁵⁶⁴⁵¹³ is an apocalyptic number.

It is an amenable number.

564513 is a deficient number, since it is larger than the sum of its proper divisors (188175).

564513 is a wasteful number, since it uses less digits than its factorization.

564513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188174.

The product of its digits is 1800, while the sum is 24.

The square root of 564513 is about 751.3408015009. The cubic root of 564513 is about 82.6465347988.

Adding to 564513 its reverse (315465), we get a palindrome (879978).

The spelling of 564513 in words is "five hundred sixty-four thousand, five hundred thirteen".