256336682 has 16 divisors (see below), whose sum is σ = 439801920. Its totient is φ = 109766688.

The previous prime is 256336681. The next prime is 256336699. The reversal of 256336682 is 286633652.

It is not an unprimeable number, because it can be changed into a prime (256336681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11294 + ... + 25302.

It is an arithmetic number, because the mean of its divisors is an integer number (27487620).

Almost surely, 2^256336682 is an apocalyptic number.

256336682 is a deficient number, since it is larger than the sum of its proper divisors (183465238).

256336682 is a wasteful number, since it uses less digits than its factorization.

256336682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15325.

The product of its digits is 311040, while the sum is 41.

The square root of 256336682 is about 16010.5178554599. The cubic root of 256336682 is about 635.2386578893.

The spelling of 256336682 in words is "two hundred fifty-six million, three hundred thirty-six thousand, six hundred eighty-two".