5558443 has 4 divisors (see below), whose sum is σ = 6063768. Its totient is φ = 5053120.

The previous prime is 5558429. The next prime is 5558447. The reversal of 5558443 is 3448555.

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

It is a cyclic number.

It is not a de Polignac number, because 5558443 - 2⁹ = 5557931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5558399 and 5558408.

It is not an unprimeable number, because it can be changed into a prime (5558447) 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 in 3 ways as a sum of consecutive naturals, for example, 252646 + ... + 252667.

It is an arithmetic number, because the mean of its divisors is an integer number (1515942).

Almost surely, 2^5558443 is an apocalyptic number.

5558443 is a deficient number, since it is larger than the sum of its proper divisors (505325).

5558443 is a wasteful number, since it uses less digits than its factorization.

5558443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505324.

The product of its digits is 48000, while the sum is 34.

The square root of 5558443 is about 2357.6350438522. The cubic root of 5558443 is about 177.1404398919.

It can be divided in two parts, 555 and 8443, that added together give a palindrome (8998).

The spelling of 5558443 in words is "five million, five hundred fifty-eight thousand, four hundred forty-three".