256229056 has 14 divisors (see below), whose sum is σ = 508454660. Its totient is φ = 128114496.

The previous prime is 256229047. The next prime is 256229063. The reversal of 256229056 is 650922652.

256229056 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×256229056² = 131306658277302272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2001726 + ... + 2001853.

It is an arithmetic number, because the mean of its divisors is an integer number (36318190).

Almost surely, 2^256229056 is an apocalyptic number.

It is an amenable number.

256229056 is a deficient number, since it is larger than the sum of its proper divisors (252225604).

256229056 is an equidigital number, since it uses as much as digits as its factorization.

256229056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4003591 (or 4003581 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 256229056 is about 16007.1563995608. The cubic root of 256229056 is about 635.1497412792.

The spelling of 256229056 in words is "two hundred fifty-six million, two hundred twenty-nine thousand, fifty-six".