564281 has 8 divisors (see below), whose sum is σ = 629280. Its totient is φ = 502848.

The previous prime is 564271. The next prime is 564299. The reversal of 564281 is 182465.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-564281 is a prime.

It is a super-2 number, since 2×564281² = 636826093922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 564281.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 564281.

It is not an unprimeable number, because it can be changed into a prime (564251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551 + ... + 1196.

It is an arithmetic number, because the mean of its divisors is an integer number (78660).

2⁵⁶⁴²⁸¹ is an apocalyptic number.

It is an amenable number.

564281 is a deficient number, since it is larger than the sum of its proper divisors (64999).

564281 is a wasteful number, since it uses less digits than its factorization.

564281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783.

The product of its digits is 1920, while the sum is 26.

The square root of 564281 is about 751.1863949780. The cubic root of 564281 is about 82.6352113965.

The spelling of 564281 in words is "five hundred sixty-four thousand, two hundred eighty-one".