548226563 has 2 divisors, whose sum is σ = 548226564. Its totient is φ = 548226562.

The previous prime is 548226533. The next prime is 548226587. The reversal of 548226563 is 365622845.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 548226563 - 2⁶ = 548226499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 548226563.

It is not a weakly prime, because it can be changed into another prime (548226533) 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, 274113281 + 274113282.

It is an arithmetic number, because the mean of its divisors is an integer number (274113282).

Almost surely, 2^548226563 is an apocalyptic number.

548226563 is a deficient number, since it is larger than the sum of its proper divisors (1).

548226563 is an equidigital number, since it uses as much as digits as its factorization.

548226563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345600, while the sum is 41.

The square root of 548226563 is about 23414.2384672233. The cubic root of 548226563 is about 818.4397074643.

The spelling of 548226563 in words is "five hundred forty-eight million, two hundred twenty-six thousand, five hundred sixty-three".