2256397333 has 2 divisors, whose sum is σ = 2256397334. Its totient is φ = 2256397332.

The previous prime is 2256397303. The next prime is 2256397361. The reversal of 2256397333 is 3337936522.

2256397333 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1246301809 + 1010095524 = 35303^2 + 31782^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2256397333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2256397333.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2256397303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1128198666 + 1128198667.

It is an arithmetic number, because the mean of its divisors is an integer number (1128198667).

Almost surely, 2^2256397333 is an apocalyptic number.

It is an amenable number.

2256397333 is a deficient number, since it is larger than the sum of its proper divisors (1).

2256397333 is an equidigital number, since it uses as much as digits as its factorization.

2256397333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 612360, while the sum is 43.

The square root of 2256397333 is about 47501.5508483670. The cubic root of 2256397333 is about 1311.6114297461.

The spelling of 2256397333 in words is "two billion, two hundred fifty-six million, three hundred ninety-seven thousand, three hundred thirty-three".