27552227 has 2 divisors, whose sum is σ = 27552228. Its totient is φ = 27552226.

The previous prime is 27552193. The next prime is 27552241. The reversal of 27552227 is 72225572.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27552227 - 2¹⁶ = 27486691 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 27552193 and 27552202.

It is not a weakly prime, because it can be changed into another prime (27552247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13776113 + 13776114.

It is an arithmetic number, because the mean of its divisors is an integer number (13776114).

Almost surely, 2^27552227 is an apocalyptic number.

27552227 is a deficient number, since it is larger than the sum of its proper divisors (1).

27552227 is an equidigital number, since it uses as much as digits as its factorization.

27552227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19600, while the sum is 32.

The square root of 27552227 is about 5249.0215278659. The cubic root of 27552227 is about 302.0314975262.

Adding to 27552227 its reverse (72225572), we get a palindrome (99777799).

The spelling of 27552227 in words is "twenty-seven million, five hundred fifty-two thousand, two hundred twenty-seven".