5558489 has 2 divisors, whose sum is σ = 5558490. Its totient is φ = 5558488.

The previous prime is 5558467. The next prime is 5558513. The reversal of 5558489 is 9848555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5442889 + 115600 = 2333^2 + 340^2 .

It is a cyclic number.

It is not a de Polignac number, because 5558489 - 2⁸ = 5558233 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5558419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2779244 + 2779245.

It is an arithmetic number, because the mean of its divisors is an integer number (2779245).

Almost surely, 2^5558489 is an apocalyptic number.

It is an amenable number.

5558489 is a deficient number, since it is larger than the sum of its proper divisors (1).

5558489 is an equidigital number, since it uses as much as digits as its factorization.

5558489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288000, while the sum is 44.

The square root of 5558489 is about 2357.6447993708. The cubic root of 5558489 is about 177.1409285442.

The spelling of 5558489 in words is "five million, five hundred fifty-eight thousand, four hundred eighty-nine".