2564262227 has 2 divisors, whose sum is σ = 2564262228. Its totient is φ = 2564262226.

The previous prime is 2564262223. The next prime is 2564262229. The reversal of 2564262227 is 7222624652.

2564262227 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 2564262227 - 2² = 2564262223 is a prime.

Together with 2564262229, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2564262223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1282131113 + 1282131114.

It is an arithmetic number, because the mean of its divisors is an integer number (1282131114).

Almost surely, 2^2564262227 is an apocalyptic number.

2564262227 is a deficient number, since it is larger than the sum of its proper divisors (1).

2564262227 is an equidigital number, since it uses as much as digits as its factorization.

2564262227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 161280, while the sum is 38.

The square root of 2564262227 is about 50638.5448744333. The cubic root of 2564262227 is about 1368.7395348977.

Adding to 2564262227 its reverse (7222624652), we get a palindrome (9786886879).

The spelling of 2564262227 in words is "two billion, five hundred sixty-four million, two hundred sixty-two thousand, two hundred twenty-seven".