548961 has 8 divisors (see below), whose sum is σ = 836544. Its totient is φ = 313680.

The previous prime is 548957. The next prime is 548963. The reversal of 548961 is 169845.

548961 is nontrivially palindromic in base 2.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 548961 - 2² = 548957 is a prime.

It is a Curzon number.

It is a nialpdrome in base 7.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 548961.

It is not an unprimeable number, because it can be changed into a prime (548963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13050 + ... + 13091.

It is an arithmetic number, because the mean of its divisors is an integer number (104568).

2⁵⁴⁸⁹⁶¹ is an apocalyptic number.

It is an amenable number.

548961 is a deficient number, since it is larger than the sum of its proper divisors (287583).

548961 is a wasteful number, since it uses less digits than its factorization.

548961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26151.

The product of its digits is 8640, while the sum is 33.

The square root of 548961 is about 740.9190239156. The cubic root of 548961 is about 81.8805021262.

The spelling of 548961 in words is "five hundred forty-eight thousand, nine hundred sixty-one".