5558888 has 16 divisors (see below), whose sum is σ = 10500000. Its totient is φ = 2758896.

The previous prime is 5558879. The next prime is 5558933. The reversal of 5558888 is 8888555.

It is a happy number.

5558888 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1388 + ... + 3611.

It is an arithmetic number, because the mean of its divisors is an integer number (656250).

Almost surely, 2^5558888 is an apocalyptic number.

It is an amenable number.

5558888 is a deficient number, since it is larger than the sum of its proper divisors (4941112).

5558888 is a wasteful number, since it uses less digits than its factorization.

5558888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5144 (or 5140 counting only the distinct ones).

The product of its digits is 512000, while the sum is 47.

The square root of 5558888 is about 2357.7294161969. The cubic root of 5558888 is about 177.1451669586.

It can be divided in two parts, 5558 and 888, that added together give a palindrome (6446).

The spelling of 5558888 in words is "five million, five hundred fifty-eight thousand, eight hundred eighty-eight".