548004 has 12 divisors (see below), whose sum is σ = 1278704. Its totient is φ = 182664.

The previous prime is 548003. The next prime is 548039. The reversal of 548004 is 400845.

It is a tau number, because it is divible by the number of its divisors (12).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (548003) 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, 22822 + ... + 22845.

2⁵⁴⁸⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

548004 is an abundant number, since it is smaller than the sum of its proper divisors (730700).

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

548004 is a wasteful number, since it uses less digits than its factorization.

548004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45674 (or 45672 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 548004 is about 740.2729226441. The cubic root of 548004 is about 81.8328938752.

Adding to 548004 its reverse (400845), we get a palindrome (948849).

The spelling of 548004 in words is "five hundred forty-eight thousand, four".