548959 has 4 divisors (see below), whose sum is σ = 553104. Its totient is φ = 544816.

The previous prime is 548957. The next prime is 548963. The reversal of 548959 is 959845.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 959845 = 5 ⋅191969.

It is a cyclic number.

It is not a de Polignac number, because 548959 - 2¹ = 548957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (548953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1867 + ... + 2140.

It is an arithmetic number, because the mean of its divisors is an integer number (138276).

2⁵⁴⁸⁹⁵⁹ is an apocalyptic number.

548959 is a deficient number, since it is larger than the sum of its proper divisors (4145).

548959 is a wasteful number, since it uses less digits than its factorization.

548959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4144.

The product of its digits is 64800, while the sum is 40.

The square root of 548959 is about 740.9176742392. The cubic root of 548959 is about 81.8804026892.

The spelling of 548959 in words is "five hundred forty-eight thousand, nine hundred fifty-nine".