566780 has 24 divisors (see below), whose sum is σ = 1261008. Its totient is φ = 213248.

The previous prime is 566767. The next prime is 566791. The reversal of 566780 is 87665.

It is a congruent number.

It is an unprimeable number.

566780 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494 + ... + 1173.

It is an arithmetic number, because the mean of its divisors is an integer number (52542).

2⁵⁶⁶⁷⁸⁰ is an apocalyptic number.

It is an amenable number.

566780 is an abundant number, since it is smaller than the sum of its proper divisors (694228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

566780 is a wasteful number, since it uses less digits than its factorization.

566780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693 (or 1691 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 566780 is about 752.8479262109. The cubic root of 566780 is about 82.7570190862.

The spelling of 566780 in words is "five hundred sixty-six thousand, seven hundred eighty".