2256704719 has 2 divisors, whose sum is σ = 2256704720. Its totient is φ = 2256704718.

The previous prime is 2256704701. The next prime is 2256704767. The reversal of 2256704719 is 9174076522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2256704719 - 2¹⁵ = 2256671951 is a prime.

It is a super-2 number, since 2×2256704719² = 10185432377513737922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2256701719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1128352359 + 1128352360.

It is an arithmetic number, because the mean of its divisors is an integer number (1128352360).

Almost surely, 2^2256704719 is an apocalyptic number.

2256704719 is a deficient number, since it is larger than the sum of its proper divisors (1).

2256704719 is an equidigital number, since it uses as much as digits as its factorization.

2256704719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 2256704719 is about 47504.7862746482. The cubic root of 2256704719 is about 1311.6709867338.

The spelling of 2256704719 in words is "two billion, two hundred fifty-six million, seven hundred four thousand, seven hundred nineteen".