1226424256 has 28 divisors (see below), whose sum is σ = 2455237152. Its totient is φ = 607781888.

The previous prime is 1226424223. The next prime is 1226424257. The reversal of 1226424256 is 6524246221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226424257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77560 + ... + 92023.

Almost surely, 2^1226424256 is an apocalyptic number.

1226424256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1226424256 is an abundant number, since it is smaller than the sum of its proper divisors (1228812896).

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

1226424256 is a wasteful number, since it uses less digits than its factorization.

1226424256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169708 (or 169698 counting only the distinct ones).

The product of its digits is 46080, while the sum is 34.

The square root of 1226424256 is about 35020.3406037120. The cubic root of 1226424256 is about 1070.4019964467.

The spelling of 1226424256 in words is "one billion, two hundred twenty-six million, four hundred twenty-four thousand, two hundred fifty-six".