558889 has 4 divisors (see below), whose sum is σ = 561924. Its totient is φ = 555856.

The previous prime is 558881. The next prime is 558893. The reversal of 558889 is 988855.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 291600 + 267289 = 540^2 + 517^2 .

It is a cyclic number.

It is not a de Polignac number, because 558889 - 2³ = 558881 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (558881) 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, 1222 + ... + 1615.

It is an arithmetic number, because the mean of its divisors is an integer number (140481).

2⁵⁵⁸⁸⁸⁹ is an apocalyptic number.

It is an amenable number.

558889 is a deficient number, since it is larger than the sum of its proper divisors (3035).

558889 is a wasteful number, since it uses less digits than its factorization.

558889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3034.

The product of its digits is 115200, while the sum is 43.

The square root of 558889 is about 747.5887907132. The cubic root of 558889 is about 82.3711610047.

The spelling of 558889 in words is "five hundred fifty-eight thousand, eight hundred eighty-nine".