564601 has 4 divisors (see below), whose sum is σ = 584100. Its totient is φ = 545104.

The previous prime is 564593. The next prime is 564607. The reversal of 564601 is 106465.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 251001 + 313600 = 501^2 + 560^2 .

It is a cyclic number.

It is not a de Polignac number, because 564601 - 2³ = 564593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564607) 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, 9706 + ... + 9763.

It is an arithmetic number, because the mean of its divisors is an integer number (146025).

2⁵⁶⁴⁶⁰¹ is an apocalyptic number.

It is an amenable number.

564601 is a deficient number, since it is larger than the sum of its proper divisors (19499).

564601 is a wasteful number, since it uses less digits than its factorization.

564601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19498.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 564601 is about 751.3993611922. The cubic root of 564601 is about 82.6508290708.

The spelling of 564601 in words is "five hundred sixty-four thousand, six hundred one".