558668 has 12 divisors (see below), whose sum is σ = 1066632. Its totient is φ = 253920.

The previous prime is 558661. The next prime is 558683. The reversal of 558668 is 866855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (558661) by changing a digit.

558668 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6305 + ... + 6392.

It is an arithmetic number, because the mean of its divisors is an integer number (88886).

2⁵⁵⁸⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

558668 is a deficient number, since it is larger than the sum of its proper divisors (507964).

558668 is a wasteful number, since it uses less digits than its factorization.

558668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12712 (or 12710 counting only the distinct ones).

The product of its digits is 57600, while the sum is 38.

The square root of 558668 is about 747.4409675687. The cubic root of 558668 is about 82.3603023032.

The spelling of 558668 in words is "five hundred fifty-eight thousand, six hundred sixty-eight".