548897 has 2 divisors, whose sum is σ = 548898. Its totient is φ = 548896.

The previous prime is 548893. The next prime is 548903. The reversal of 548897 is 798845.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 358801 + 190096 = 599^2 + 436^2 .

It is a cyclic number.

It is not a de Polignac number, because 548897 - 2² = 548893 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 5³ + 4 + 8 + 8³ + 9⁶ + 7⁵ .

It is not a weakly prime, because it can be changed into another prime (548893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274448 + 274449.

It is an arithmetic number, because the mean of its divisors is an integer number (274449).

2⁵⁴⁸⁸⁹⁷ is an apocalyptic number.

It is an amenable number.

548897 is a deficient number, since it is larger than the sum of its proper divisors (1).

548897 is an equidigital number, since it uses as much as digits as its factorization.

548897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 41.

The square root of 548897 is about 740.8758330517. The cubic root of 548897 is about 81.8773200205.

The spelling of 548897 in words is "five hundred forty-eight thousand, eight hundred ninety-seven".