566885 has 12 divisors (see below), whose sum is σ = 748524. Its totient is φ = 411840.

The previous prime is 566879. The next prime is 566911. The reversal of 566885 is 588665.

It can be written as a sum of positive squares in 2 ways, for example, as 101761 + 465124 = 319^2 + 682^2 .

It is not a de Polignac number, because 566885 - 2⁶ = 566821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137 + ... + 1073.

It is an arithmetic number, because the mean of its divisors is an integer number (62377).

2⁵⁶⁶⁸⁸⁵ is an apocalyptic number.

566885 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

566885 is a deficient number, since it is larger than the sum of its proper divisors (181639).

566885 is a wasteful number, since it uses less digits than its factorization.

566885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964 (or 953 counting only the distinct ones).

The product of its digits is 57600, while the sum is 38.

The square root of 566885 is about 752.9176581805. The cubic root of 566885 is about 82.7621292115.

The spelling of 566885 in words is "five hundred sixty-six thousand, eight hundred eighty-five".