2564327 has 2 divisors, whose sum is σ = 2564328. Its totient is φ = 2564326.

The previous prime is 2564323. The next prime is 2564329. The reversal of 2564327 is 7234652.

2564327 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 is a cyclic number.

It is not a de Polignac number, because 2564327 - 2² = 2564323 is a prime.

Together with 2564329, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2⁵ + 5⁹ + 6⁶ + 4⁴ + 3¹² + 2¹⁵ + 7² .

It is a self number, because there is not a number n which added to its sum of digits gives 2564327.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2564321) 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, 1282163 + 1282164.

It is an arithmetic number, because the mean of its divisors is an integer number (1282164).

2^2564327 is an apocalyptic number.

2564327 is a deficient number, since it is larger than the sum of its proper divisors (1).

2564327 is an equidigital number, since it uses as much as digits as its factorization.

2564327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 29.

The square root of 2564327 is about 1601.3516166039. The cubic root of 2564327 is about 136.8751059541.

Adding to 2564327 its reverse (7234652), we get a palindrome (9798979).

The spelling of 2564327 in words is "two million, five hundred sixty-four thousand, three hundred twenty-seven".