564898 has 12 divisors (see below), whose sum is σ = 878598. Its totient is φ = 272240.

The previous prime is 564881. The next prime is 564899. The reversal of 564898 is 898465.

It can be written as a sum of positive squares in only one way, i.e., 558009 + 6889 = 747^2 + 83^2 .

It is an Ulam number.

It is a d-powerful number, because it can be written as 5³ + 6² + 8³ + 4² + 9⁶ + 8⁵ .

It is a self number, because there is not a number n which added to its sum of digits gives 564898.

It is not an unprimeable number, because it can be changed into a prime (564899) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6765 + ... + 6847.

2⁵⁶⁴⁸⁹⁸ is an apocalyptic number.

564898 is a deficient number, since it is larger than the sum of its proper divisors (313700).

564898 is an equidigital number, since it uses as much as digits as its factorization.

564898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209 (or 126 counting only the distinct ones).

The product of its digits is 69120, while the sum is 40.

The square root of 564898 is about 751.5969664654. The cubic root of 564898 is about 82.6653189455.

The spelling of 564898 in words is "five hundred sixty-four thousand, eight hundred ninety-eight".