27530227 has 2 divisors, whose sum is σ = 27530228. Its totient is φ = 27530226.

The previous prime is 27530213. The next prime is 27530273. The reversal of 27530227 is 72203572.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27530227 - 2¹⁹ = 27005939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27530195 and 27530204.

It is not a weakly prime, because it can be changed into another prime (27530527) 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, 13765113 + 13765114.

It is an arithmetic number, because the mean of its divisors is an integer number (13765114).

Almost surely, 2^27530227 is an apocalyptic number.

27530227 is a deficient number, since it is larger than the sum of its proper divisors (1).

27530227 is an equidigital number, since it uses as much as digits as its factorization.

27530227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 27530227 is about 5246.9254806982. The cubic root of 27530227 is about 301.9510870595.

Adding to 27530227 its reverse (72203572), we get a palindrome (99733799).

The spelling of 27530227 in words is "twenty-seven million, five hundred thirty thousand, two hundred twenty-seven".