548614217 has 2 divisors, whose sum is σ = 548614218. Its totient is φ = 548614216.

The previous prime is 548614211. The next prime is 548614229. The reversal of 548614217 is 712416845.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 504271936 + 44342281 = 22456^2 + 6659^2 .

It is a cyclic number.

It is not a de Polignac number, because 548614217 - 2⁴ = 548614201 is a prime.

It is not a weakly prime, because it can be changed into another prime (548614211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274307108 + 274307109.

It is an arithmetic number, because the mean of its divisors is an integer number (274307109).

Almost surely, 2^548614217 is an apocalyptic number.

It is an amenable number.

548614217 is a deficient number, since it is larger than the sum of its proper divisors (1).

548614217 is an equidigital number, since it uses as much as digits as its factorization.

548614217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53760, while the sum is 38.

The square root of 548614217 is about 23422.5151723721. The cubic root of 548614217 is about 818.6325697441.

The spelling of 548614217 in words is "five hundred forty-eight million, six hundred fourteen thousand, two hundred seventeen".