548403 has 8 divisors (see below), whose sum is σ = 774288. Its totient is φ = 344064.

The previous prime is 548399. The next prime is 548407. The reversal of 548403 is 304845.

It is a happy number.

548403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (548399) and next prime (548407).

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

It is not a de Polignac number, because 548403 - 2² = 548399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (548407) 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, 5326 + ... + 5427.

It is an arithmetic number, because the mean of its divisors is an integer number (96786).

2⁵⁴⁸⁴⁰³ is an apocalyptic number.

548403 is a deficient number, since it is larger than the sum of its proper divisors (225885).

548403 is a wasteful number, since it uses less digits than its factorization.

548403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10773.

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

The square root of 548403 is about 740.5423688082. The cubic root of 548403 is about 81.8527498150.

The spelling of 548403 in words is "five hundred forty-eight thousand, four hundred three".