256479314 has 16 divisors (see below), whose sum is σ = 473500608. Its totient is φ = 101464272.

The previous prime is 256479287. The next prime is 256479317. The reversal of 256479314 is 413974652.

It is not an unprimeable number, because it can be changed into a prime (256479317) 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, 704432 + ... + 704795.

It is an arithmetic number, because the mean of its divisors is an integer number (29593788).

Almost surely, 2^256479314 is an apocalyptic number.

256479314 is a deficient number, since it is larger than the sum of its proper divisors (217021294).

256479314 is a wasteful number, since it uses less digits than its factorization.

256479314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1409249.

The product of its digits is 181440, while the sum is 41.

The square root of 256479314 is about 16014.9715578892. The cubic root of 256479314 is about 635.3564568191.

The spelling of 256479314 in words is "two hundred fifty-six million, four hundred seventy-nine thousand, three hundred fourteen".