5539443 has 32 divisors (see below), whose sum is σ = 9225216. Its totient is φ = 2878848.

The previous prime is 5539439. The next prime is 5539477. The reversal of 5539443 is 3449355.

It is not a de Polignac number, because 5539443 - 2² = 5539439 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5539403) 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 31 ways as a sum of consecutive naturals, for example, 28021 + ... + 28217.

It is an arithmetic number, because the mean of its divisors is an integer number (288288).

Almost surely, 2^5539443 is an apocalyptic number.

5539443 is a deficient number, since it is larger than the sum of its proper divisors (3685773).

5539443 is a wasteful number, since it uses less digits than its factorization.

5539443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323.

The product of its digits is 32400, while the sum is 33.

The square root of 5539443 is about 2353.6021329018. The cubic root of 5539443 is about 176.9383742820.

The spelling of 5539443 in words is "five million, five hundred thirty-nine thousand, four hundred forty-three".