256044274 has 8 divisors (see below), whose sum is σ = 392998320. Its totient is φ = 125044836.

The previous prime is 256044263. The next prime is 256044281. The reversal of 256044274 is 472440652.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1488544 + ... + 1488715.

It is an arithmetic number, because the mean of its divisors is an integer number (49124790).

Almost surely, 2^256044274 is an apocalyptic number.

256044274 is a deficient number, since it is larger than the sum of its proper divisors (136954046).

256044274 is a wasteful number, since it uses less digits than its factorization.

256044274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2977304.

The product of its (nonzero) digits is 53760, while the sum is 34.

The square root of 256044274 is about 16001.3835026850. The cubic root of 256044274 is about 634.9970231534.

The spelling of 256044274 in words is "two hundred fifty-six million, forty-four thousand, two hundred seventy-four".