274220227 has 2 divisors, whose sum is σ = 274220228. Its totient is φ = 274220226.

The previous prime is 274220189. The next prime is 274220269. The reversal of 274220227 is 722022472.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-274220227 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 274220195 and 274220204.

It is not a weakly prime, because it can be changed into another prime (274920227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137110113 + 137110114.

It is an arithmetic number, because the mean of its divisors is an integer number (137110114).

Almost surely, 2^274220227 is an apocalyptic number.

274220227 is a deficient number, since it is larger than the sum of its proper divisors (1).

274220227 is an equidigital number, since it uses as much as digits as its factorization.

274220227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6272, while the sum is 28.

The square root of 274220227 is about 16559.5962209228. The cubic root of 274220227 is about 649.6804954402.

Adding to 274220227 its reverse (722022472), we get a palindrome (996242699).

The spelling of 274220227 in words is "two hundred seventy-four million, two hundred twenty thousand, two hundred twenty-seven".