566946 has 16 divisors (see below), whose sum is σ = 1260000. Its totient is φ = 188964.

The previous prime is 566939. The next prime is 566947. The reversal of 566946 is 649665.

It is a happy number.

566946 is a `hidden beast` number, since 566 + 94 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 566946.

It is not an unprimeable number, because it can be changed into a prime (566947) by changing a digit.

566946 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5196 + ... + 5303.

It is an arithmetic number, because the mean of its divisors is an integer number (78750).

2⁵⁶⁶⁹⁴⁶ is an apocalyptic number.

566946 is an abundant number, since it is smaller than the sum of its proper divisors (693054).

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

566946 is a wasteful number, since it uses less digits than its factorization.

566946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10510 (or 10504 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 566946 is about 752.9581661686. The cubic root of 566946 is about 82.7650976612.

The spelling of 566946 in words is "five hundred sixty-six thousand, nine hundred forty-six".