564853 has 4 divisors (see below), whose sum is σ = 570240. Its totient is φ = 559468.

The previous prime is 564827. The next prime is 564871. The reversal of 564853 is 358465.

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, and also an emirpimes, since its reverse is a distinct semiprime: 358465 = 5 ⋅71693.

It is a cyclic number.

It is not a de Polignac number, because 564853 - 2¹⁷ = 433781 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564353) 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 3 ways as a sum of consecutive naturals, for example, 2533 + ... + 2746.

It is an arithmetic number, because the mean of its divisors is an integer number (142560).

2⁵⁶⁴⁸⁵³ is an apocalyptic number.

It is an amenable number.

564853 is a deficient number, since it is larger than the sum of its proper divisors (5387).

564853 is a wasteful number, since it uses less digits than its factorization.

564853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5386.

The product of its digits is 14400, while the sum is 31.

The square root of 564853 is about 751.5670296121. The cubic root of 564853 is about 82.6631238365.

The spelling of 564853 in words is "five hundred sixty-four thousand, eight hundred fifty-three".