256276576 has 12 divisors (see below), whose sum is σ = 504544572. Its totient is φ = 128138272.

The previous prime is 256276561. The next prime is 256276577. The reversal of 256276576 is 675672652.

256276576 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256276577) 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 as a sum of consecutive naturals, namely, 4004290 + ... + 4004353.

It is an arithmetic number, because the mean of its divisors is an integer number (42045381).

Almost surely, 2^256276576 is an apocalyptic number.

It is an amenable number.

256276576 is a deficient number, since it is larger than the sum of its proper divisors (248267996).

256276576 is an equidigital number, since it uses as much as digits as its factorization.

256276576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8008653 (or 8008645 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 46.

The square root of 256276576 is about 16008.6406668399. The cubic root of 256276576 is about 635.1890036102.

The spelling of 256276576 in words is "two hundred fifty-six million, two hundred seventy-six thousand, five hundred seventy-six".