260856 has 24 divisors (see below), whose sum is σ = 706680. Its totient is φ = 86928.

The previous prime is 260849. The next prime is 260857. The reversal of 260856 is 658062.

260856 is a `hidden beast` number, since 2 + 608 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1740 + ... + 1883.

It is an arithmetic number, because the mean of its divisors is an integer number (29445).

2²⁶⁰⁸⁵⁶ is an apocalyptic number.

It is an amenable number.

260856 is an abundant number, since it is smaller than the sum of its proper divisors (445824).

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

260856 is a wasteful number, since it uses less digits than its factorization.

260856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3635 (or 3628 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 260856 is about 510.7406386807. The cubic root of 260856 is about 63.8950101535.

The spelling of 260856 in words is "two hundred sixty thousand, eight hundred fifty-six".