558004 has 6 divisors (see below), whose sum is σ = 976514. Its totient is φ = 279000.

The previous prime is 557987. The next prime is 558007. The reversal of 558004 is 400855.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 547600 + 10404 = 740^2 + 102^2 .

It is a super-2 number, since 2×558004² = 622736928032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (558007) by changing a digit.

558004 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69747 + ... + 69754.

2⁵⁵⁸⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

558004 is a deficient number, since it is larger than the sum of its proper divisors (418510).

558004 is a wasteful number, since it uses less digits than its factorization.

558004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139505 (or 139503 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 558004 is about 746.9966532723. The cubic root of 558004 is about 82.3276598268.

Adding to 558004 its reverse (400855), we get a palindrome (958859).

The spelling of 558004 in words is "five hundred fifty-eight thousand, four".