555589 has 2 divisors, whose sum is σ = 555590. Its totient is φ = 555588.

The previous prime is 555557. The next prime is 555593. The reversal of 555589 is 985555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 497025 + 58564 = 705^2 + 242^2 .

It is a cyclic number.

It is not a de Polignac number, because 555589 - 2⁵ = 555557 is a prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (552589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277794 + 277795.

It is an arithmetic number, because the mean of its divisors is an integer number (277795).

2⁵⁵⁵⁵⁸⁹ is an apocalyptic number.

It is an amenable number.

555589 is a deficient number, since it is larger than the sum of its proper divisors (1).

555589 is an equidigital number, since it uses as much as digits as its factorization.

555589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45000, while the sum is 37.

The square root of 555589 is about 745.3784273777. The cubic root of 555589 is about 82.2087187331.

The spelling of 555589 in words is "five hundred fifty-five thousand, five hundred eighty-nine".