566825 has 24 divisors (see below), whose sum is σ = 833280. Its totient is φ = 374400.

The previous prime is 566821. The next prime is 566833. The reversal of 566825 is 528665.

It is a happy number.

It is not a de Polignac number, because 566825 - 2² = 566821 is a prime.

It is a Curzon number.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 566791 and 566800.

It is not an unprimeable number, because it can be changed into a prime (566821) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7136 + ... + 7214.

It is an arithmetic number, because the mean of its divisors is an integer number (34720).

2⁵⁶⁶⁸²⁵ is an apocalyptic number.

It is an amenable number.

566825 is a deficient number, since it is larger than the sum of its proper divisors (266455).

566825 is a wasteful number, since it uses less digits than its factorization.

566825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137 (or 132 counting only the distinct ones).

The product of its digits is 14400, while the sum is 32.

The square root of 566825 is about 752.8778121316. The cubic root of 566825 is about 82.7592092172.

The spelling of 566825 in words is "five hundred sixty-six thousand, eight hundred twenty-five".