566965 has 16 divisors (see below), whose sum is σ = 790272. Its totient is φ = 382464.

The previous prime is 566963. The next prime is 566971. The reversal of 566965 is 569665.

It is a happy number.

566965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 566965 - 2¹ = 566963 is a prime.

It is a super-2 number, since 2×566965² = 642898622450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3312 + ... + 3478.

It is an arithmetic number, because the mean of its divisors is an integer number (49392).

2⁵⁶⁶⁹⁶⁵ is an apocalyptic number.

It is an amenable number.

566965 is a deficient number, since it is larger than the sum of its proper divisors (223307).

566965 is a wasteful number, since it uses less digits than its factorization.

566965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276.

The product of its digits is 48600, while the sum is 37.

The square root of 566965 is about 752.9707829657. The cubic root of 566965 is about 82.7660222168.

It can be divided in two parts, 56 and 6965, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 566965 in words is "five hundred sixty-six thousand, nine hundred sixty-five".