1226441256 has 16 divisors (see below), whose sum is σ = 3066103200. Its totient is φ = 408813744.

The previous prime is 1226441243. The next prime is 1226441261. The reversal of 1226441256 is 6521446221.

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, 25550836 + ... + 25550883.

It is an arithmetic number, because the mean of its divisors is an integer number (191631450).

Almost surely, 2^1226441256 is an apocalyptic number.

It is an amenable number.

1226441256 is an abundant number, since it is smaller than the sum of its proper divisors (1839661944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1226441256 is a wasteful number, since it uses less digits than its factorization.

1226441256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51101728 (or 51101724 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 1226441256 is about 35020.5833189569. The cubic root of 1226441256 is about 1070.4069421930.

Adding to 1226441256 its reverse (6521446221), we get a palindrome (7747887477).

The spelling of 1226441256 in words is "one billion, two hundred twenty-six million, four hundred forty-one thousand, two hundred fifty-six".