558469 has 2 divisors, whose sum is σ = 558470. Its totient is φ = 558468.

The previous prime is 558457. The next prime is 558473. The reversal of 558469 is 964855.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 476100 + 82369 = 690^2 + 287^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-558469 is a prime.

It is a super-2 number, since 2×558469² = 623775247922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (558479) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 279234 + 279235.

It is an arithmetic number, because the mean of its divisors is an integer number (279235).

2⁵⁵⁸⁴⁶⁹ is an apocalyptic number.

It is an amenable number.

558469 is a deficient number, since it is larger than the sum of its proper divisors (1).

558469 is an equidigital number, since it uses as much as digits as its factorization.

558469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 37.

The square root of 558469 is about 747.3078348311. The cubic root of 558469 is about 82.3505221078.

It can be divided in two parts, 55846 and 9, that added together give a palindrome (55855).

The spelling of 558469 in words is "five hundred fifty-eight thousand, four hundred sixty-nine".