567861 has 12 divisors (see below), whose sum is σ = 880992. Its totient is φ = 324408.

The previous prime is 567857. The next prime is 567863. The reversal of 567861 is 168765.

It is not a de Polignac number, because 567861 - 2² = 567857 is a prime.

It is a super-2 number, since 2×567861² = 644932230642, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (567863) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1785 + ... + 2078.

It is an arithmetic number, because the mean of its divisors is an integer number (73416).

2⁵⁶⁷⁸⁶¹ is an apocalyptic number.

It is an amenable number.

567861 is a deficient number, since it is larger than the sum of its proper divisors (313131).

567861 is a wasteful number, since it uses less digits than its factorization.

567861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3880 (or 3873 counting only the distinct ones).

The product of its digits is 10080, while the sum is 33.

The square root of 567861 is about 753.5655246891. The cubic root of 567861 is about 82.8095988778.

The spelling of 567861 in words is "five hundred sixty-seven thousand, eight hundred sixty-one".