5558439 has 16 divisors (see below), whose sum is σ = 7960032. Its totient is φ = 3437568.

The previous prime is 5558429. The next prime is 5558447. The reversal of 5558439 is 9348555.

It is not a de Polignac number, because 5558439 - 2⁵ = 5558407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5558397 and 5558406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a 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 in 15 ways as a sum of consecutive naturals, for example, 2977 + ... + 4469.

It is an arithmetic number, because the mean of its divisors is an integer number (497502).

Almost surely, 2^5558439 is an apocalyptic number.

5558439 is a deficient number, since it is larger than the sum of its proper divisors (2401593).

5558439 is a wasteful number, since it uses less digits than its factorization.

5558439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1586.

The product of its digits is 108000, while the sum is 39.

The square root of 5558439 is about 2357.6341955443. The cubic root of 5558439 is about 177.1403974003.

The spelling of 5558439 in words is "five million, five hundred fifty-eight thousand, four hundred thirty-nine".