255477227 has 2 divisors, whose sum is σ = 255477228. Its totient is φ = 255477226.

The previous prime is 255477217. The next prime is 255477239. The reversal of 255477227 is 722774552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255477227 - 2⁶ = 255477163 is a prime.

It is a super-2 number, since 2×255477227² = 130537227031219058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (255477217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127738613 + 127738614.

It is an arithmetic number, because the mean of its divisors is an integer number (127738614).

Almost surely, 2^255477227 is an apocalyptic number.

255477227 is a deficient number, since it is larger than the sum of its proper divisors (1).

255477227 is an equidigital number, since it uses as much as digits as its factorization.

255477227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 274400, while the sum is 41.

The square root of 255477227 is about 15983.6549950254. The cubic root of 255477227 is about 634.5279124925.

The spelling of 255477227 in words is "two hundred fifty-five million, four hundred seventy-seven thousand, two hundred twenty-seven".