256044226 has 4 divisors (see below), whose sum is σ = 384066342. Its totient is φ = 128022112.

The previous prime is 256044223. The next prime is 256044227. The reversal of 256044226 is 622440652.

256044226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 210279001 + 45765225 = 14501^2 + 6765^2 .

It is not an unprimeable number, because it can be changed into a prime (256044223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64011055 + ... + 64011058.

Almost surely, 2^256044226 is an apocalyptic number.

256044226 is a deficient number, since it is larger than the sum of its proper divisors (128022116).

256044226 is a wasteful number, since it uses less digits than its factorization.

256044226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128022115.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 256044226 is about 16001.3820028146. The cubic root of 256044226 is about 634.9969834730.

Adding to 256044226 its reverse (622440652), we get a palindrome (878484878).

The spelling of 256044226 in words is "two hundred fifty-six million, forty-four thousand, two hundred twenty-six".