538004 has 12 divisors (see below), whose sum is σ = 991200. Its totient is φ = 254808.

The previous prime is 538001. The next prime is 538019. The reversal of 538004 is 400835.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538001) 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, 3464 + ... + 3615.

It is an arithmetic number, because the mean of its divisors is an integer number (82600).

2⁵³⁸⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

538004 is a deficient number, since it is larger than the sum of its proper divisors (453196).

538004 is a wasteful number, since it uses less digits than its factorization.

538004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7102 (or 7100 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 538004 is about 733.4875595400. The cubic root of 538004 is about 81.3320717055.

Adding to 538004 its reverse (400835), we get a palindrome (938839).

The spelling of 538004 in words is "five hundred thirty-eight thousand, four".