564287 has 8 divisors (see below), whose sum is σ = 589152. Its totient is φ = 540000.

The previous prime is 564271. The next prime is 564299. The reversal of 564287 is 782465.

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

It is a cyclic number.

It is not a de Polignac number, because 564287 - 2⁴ = 564271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 564287.

It is not an unprimeable number, because it can be changed into a prime (564227) 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 7 ways as a sum of consecutive naturals, for example, 3662 + ... + 3812.

It is an arithmetic number, because the mean of its divisors is an integer number (73644).

2⁵⁶⁴²⁸⁷ is an apocalyptic number.

564287 is a deficient number, since it is larger than the sum of its proper divisors (24865).

564287 is a wasteful number, since it uses less digits than its factorization.

564287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289.

The product of its digits is 13440, while the sum is 32.

The square root of 564287 is about 751.1903886499. The cubic root of 564287 is about 82.6355042822.

The spelling of 564287 in words is "five hundred sixty-four thousand, two hundred eighty-seven".