264856 has 8 divisors (see below), whose sum is σ = 496620. Its totient is φ = 132424.

The previous prime is 264839. The next prime is 264871. The reversal of 264856 is 658462.

It is a tau number, because it is divible by the number of its divisors (8).

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16546 + ... + 16561.

264856 is a Friedman number, since it can be written as 8^6+452*6, using all its digits and the basic arithmetic operations.

2²⁶⁴⁸⁵⁶ is an apocalyptic number.

It is an amenable number.

264856 is a deficient number, since it is larger than the sum of its proper divisors (231764).

264856 is a wasteful number, since it uses less digits than its factorization.

264856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33113 (or 33109 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 264856 is about 514.6416228795. The cubic root of 264856 is about 64.2199463777.

It can be divided in two parts, 2648 and 56, that added together give a square (2704 = 52²).

The spelling of 264856 in words is "two hundred sixty-four thousand, eight hundred fifty-six".