548261 has 12 divisors (see below), whose sum is σ = 651168. Its totient is φ = 460152.

The previous prime is 548243. The next prime is 548263. The reversal of 548261 is 162845.

548261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 548261 - 2¹⁰ = 547237 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 548261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (548263) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3200 + ... + 3366.

It is an arithmetic number, because the mean of its divisors is an integer number (54264).

2⁵⁴⁸²⁶¹ is an apocalyptic number.

It is an amenable number.

548261 is a deficient number, since it is larger than the sum of its proper divisors (102907).

548261 is a wasteful number, since it uses less digits than its factorization.

548261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248 (or 241 counting only the distinct ones).

The product of its digits is 1920, while the sum is 26.

The square root of 548261 is about 740.4464869253. The cubic root of 548261 is about 81.8456843943.

The spelling of 548261 in words is "five hundred forty-eight thousand, two hundred sixty-one".