5558172 has 12 divisors (see below), whose sum is σ = 12969096. Its totient is φ = 1852720.

The previous prime is 5558143. The next prime is 5558191. The reversal of 5558172 is 2718555.

It is a happy number.

5558172 is nontrivially palindromic in base 5.

5558172 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231579 + ... + 231602.

It is an arithmetic number, because the mean of its divisors is an integer number (1080758).

Almost surely, 2^5558172 is an apocalyptic number.

It is an amenable number.

5558172 is an abundant number, since it is smaller than the sum of its proper divisors (7410924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5558172 is a wasteful number, since it uses less digits than its factorization.

5558172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463188 (or 463186 counting only the distinct ones).

The product of its digits is 14000, while the sum is 33.

The square root of 5558172 is about 2357.5775703039. The cubic root of 5558172 is about 177.1375610378.

The spelling of 5558172 in words is "five million, five hundred fifty-eight thousand, one hundred seventy-two".