826256 has 20 divisors (see below), whose sum is σ = 1618572. Its totient is φ = 408576.

The previous prime is 826211. The next prime is 826271. The reversal of 826256 is 652628.

It can be written as a sum of positive squares in 2 ways, for example, as 313600 + 512656 = 560^2 + 716^2 .

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a pancake number, because a pancake can be divided into 826256 parts by 1285 straight cuts.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1580 + ... + 2036.

2⁸²⁶²⁵⁶ is an apocalyptic number.

It is an amenable number.

826256 is a deficient number, since it is larger than the sum of its proper divisors (792316).

826256 is a wasteful number, since it uses less digits than its factorization.

826256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578 (or 572 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 826256 is about 908.9862485208. The cubic root of 826256 is about 93.8364441198.

The spelling of 826256 in words is "eight hundred twenty-six thousand, two hundred fifty-six".