2256043306 has 12 divisors (see below), whose sum is σ = 3719675106. Its totient is φ = 1025474120.

The previous prime is 2256043301. The next prime is 2256043333. The reversal of 2256043306 is 6033406522.

It is a happy number.

2256043306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1764756081 + 491287225 = 42009^2 + 22165^2 .

It is not an unprimeable number, because it can be changed into a prime (2256043301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4661005 + ... + 4661488.

Almost surely, 2^2256043306 is an apocalyptic number.

2256043306 is a deficient number, since it is larger than the sum of its proper divisors (1463631800).

2256043306 is a wasteful number, since it uses less digits than its factorization.

2256043306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9322517 (or 9322506 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 2256043306 is about 47497.8242238526. The cubic root of 2256043306 is about 1311.5428292178.

Adding to 2256043306 its reverse (6033406522), we get a palindrome (8289449828).

The spelling of 2256043306 in words is "two billion, two hundred fifty-six million, forty-three thousand, three hundred six".