256104226 has 16 divisors (see below), whose sum is σ = 439773696. Its totient is φ = 109574496.

The previous prime is 256104223. The next prime is 256104239. The reversal of 256104226 is 622401652.

It is a junction number, because it is equal to n+sod(n) for n = 256104194 and 256104203.

It is not an unprimeable number, because it can be changed into a prime (256104223) 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, 6571 + ... + 23566.

It is an arithmetic number, because the mean of its divisors is an integer number (27485856).

Almost surely, 2^256104226 is an apocalyptic number.

256104226 is a deficient number, since it is larger than the sum of its proper divisors (183669470).

256104226 is a wasteful number, since it uses less digits than its factorization.

256104226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30753.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 256104226 is about 16003.2567310532. The cubic root of 256104226 is about 635.0465801695.

Adding to 256104226 its reverse (622401652), we get a palindrome (878505878).

The spelling of 256104226 in words is "two hundred fifty-six million, one hundred four thousand, two hundred twenty-six".