274228907 has 2 divisors, whose sum is σ = 274228908. Its totient is φ = 274228906.

The previous prime is 274228897. The next prime is 274228949. The reversal of 274228907 is 709822472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 274228907 - 2⁴ = 274228891 is a prime.

It is not a weakly prime, because it can be changed into another prime (274228607) 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, 137114453 + 137114454.

It is an arithmetic number, because the mean of its divisors is an integer number (137114454).

Almost surely, 2^274228907 is an apocalyptic number.

274228907 is a deficient number, since it is larger than the sum of its proper divisors (1).

274228907 is an equidigital number, since it uses as much as digits as its factorization.

274228907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 274228907 is about 16559.8583025339. The cubic root of 274228907 is about 649.6873502314.

The spelling of 274228907 in words is "two hundred seventy-four million, two hundred twenty-eight thousand, nine hundred seven".