2255447 has 2 divisors, whose sum is σ = 2255448. Its totient is φ = 2255446.

The previous prime is 2255437. The next prime is 2255459. The reversal of 2255447 is 7445522.

It is a happy number.

2255447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2255447 - 2⁸ = 2255191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2255437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1127723 + 1127724.

It is an arithmetic number, because the mean of its divisors is an integer number (1127724).

2^2255447 is an apocalyptic number.

2255447 is a deficient number, since it is larger than the sum of its proper divisors (1).

2255447 is an equidigital number, since it uses as much as digits as its factorization.

2255447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11200, while the sum is 29.

The square root of 2255447 is about 1501.8145691130. The cubic root of 2255447 is about 131.1427265571.

The spelling of 2255447 in words is "two million, two hundred fifty-five thousand, four hundred forty-seven".