2256843223 has 2 divisors, whose sum is σ = 2256843224. Its totient is φ = 2256843222.

The previous prime is 2256843181. The next prime is 2256843257. The reversal of 2256843223 is 3223486522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2256843223 - 2¹⁷ = 2256712151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2256843263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1128421611 + 1128421612.

It is an arithmetic number, because the mean of its divisors is an integer number (1128421612).

Almost surely, 2^2256843223 is an apocalyptic number.

2256843223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2256843223 is an equidigital number, since it uses as much as digits as its factorization.

2256843223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 37.

The square root of 2256843223 is about 47506.2440422309. The cubic root of 2256843223 is about 1311.6978205445.

The spelling of 2256843223 in words is "two billion, two hundred fifty-six million, eight hundred forty-three thousand, two hundred twenty-three".