2256223351 has 4 divisors (see below), whose sum is σ = 2257347304. Its totient is φ = 2255099400.

The previous prime is 2256223339. The next prime is 2256223439. The reversal of 2256223351 is 1533226522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2256223351 - 2⁷ = 2256223223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256223301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 558960 + ... + 562981.

It is an arithmetic number, because the mean of its divisors is an integer number (564336826).

Almost surely, 2^2256223351 is an apocalyptic number.

2256223351 is a deficient number, since it is larger than the sum of its proper divisors (1123953).

2256223351 is a wasteful number, since it uses less digits than its factorization.

2256223351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123952.

The product of its digits is 21600, while the sum is 31.

The square root of 2256223351 is about 47499.7194833822. The cubic root of 2256223351 is about 1311.5777177986.

Adding to 2256223351 its reverse (1533226522), we get a palindrome (3789449873).

The spelling of 2256223351 in words is "two billion, two hundred fifty-six million, two hundred twenty-three thousand, three hundred fifty-one".