27768227 has 2 divisors, whose sum is σ = 27768228. Its totient is φ = 27768226.

The previous prime is 27768203. The next prime is 27768269. The reversal of 27768227 is 72286772.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27768227 - 2⁶ = 27768163 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (27768127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13884113 + 13884114.

It is an arithmetic number, because the mean of its divisors is an integer number (13884114).

Almost surely, 2^27768227 is an apocalyptic number.

27768227 is a deficient number, since it is larger than the sum of its proper divisors (1).

27768227 is an equidigital number, since it uses as much as digits as its factorization.

27768227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 131712, while the sum is 41.

The square root of 27768227 is about 5269.5566227150. The cubic root of 27768227 is about 302.8187183299.

The spelling of 27768227 in words is "twenty-seven million, seven hundred sixty-eight thousand, two hundred twenty-seven".