2226256993 has 2 divisors, whose sum is σ = 2226256994. Its totient is φ = 2226256992.

The previous prime is 2226256969. The next prime is 2226257023. The reversal of 2226256993 is 3996526222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1791659584 + 434597409 = 42328^2 + 20847^2 .

It is a cyclic number.

It is not a de Polignac number, because 2226256993 - 2²⁹ = 1689386081 is a prime.

It is not a weakly prime, because it can be changed into another prime (2226256933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1113128496 + 1113128497.

It is an arithmetic number, because the mean of its divisors is an integer number (1113128497).

Almost surely, 2^2226256993 is an apocalyptic number.

It is an amenable number.

2226256993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2226256993 is an equidigital number, since it uses as much as digits as its factorization.

2226256993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 46.

The square root of 2226256993 is about 47183.2278781348. The cubic root of 2226256993 is about 1305.7451825621.

The spelling of 2226256993 in words is "two billion, two hundred twenty-six million, two hundred fifty-six thousand, nine hundred ninety-three".