566806 has 4 divisors (see below), whose sum is σ = 850212. Its totient is φ = 283402.

The previous prime is 566791. The next prime is 566821. The reversal of 566806 is 608665.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (566791) and next prime (566821).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141700 + ... + 141703.

It is an arithmetic number, because the mean of its divisors is an integer number (212553).

2⁵⁶⁶⁸⁰⁶ is an apocalyptic number.

566806 is a deficient number, since it is larger than the sum of its proper divisors (283406).

566806 is a wasteful number, since it uses less digits than its factorization.

566806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283405.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 566806 is about 752.8651937764. The cubic root of 566806 is about 82.7582845093.

The spelling of 566806 in words is "five hundred sixty-six thousand, eight hundred six".