548340 has 96 divisors (see below), whose sum is σ = 1787520. Its totient is φ = 124416.

The previous prime is 548323. The next prime is 548347. The reversal of 548340 is 43845.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 548340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (548347) by changing a digit.

548340 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 in 31 ways as a sum of consecutive naturals, for example, 14802 + ... + 14838.

It is an arithmetic number, because the mean of its divisors is an integer number (18620).

2⁵⁴⁸³⁴⁰ is an apocalyptic number.

It is a pronic number, being equal to 740×741.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 548340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (893760).

548340 is an abundant number, since it is smaller than the sum of its proper divisors (1239180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

548340 is a wasteful number, since it uses less digits than its factorization.

548340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81 (or 79 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 548340 is about 740.4998311951. The cubic root of 548340 is about 81.8496153071.

It can be divided in two parts, 548 and 340, that added together give a palindrome (888).

The spelling of 548340 in words is "five hundred forty-eight thousand, three hundred forty".