556888 has 16 divisors (see below), whose sum is σ = 1053360. Its totient is φ = 276000.

The previous prime is 556883. The next prime is 556891. The reversal of 556888 is 888655.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 556888.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556883) 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, 978 + ... + 1438.

It is an arithmetic number, because the mean of its divisors is an integer number (65835).

2⁵⁵⁶⁸⁸⁸ is an apocalyptic number.

It is an amenable number.

556888 is a deficient number, since it is larger than the sum of its proper divisors (496472).

556888 is a wasteful number, since it uses less digits than its factorization.

556888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618 (or 614 counting only the distinct ones).

The product of its digits is 76800, while the sum is 40.

The square root of 556888 is about 746.2492881069. The cubic root of 556888 is about 82.2727384834.

It can be divided in two parts, 55688 and 8, that added together give a square (55696 = 236²).

The spelling of 556888 in words is "five hundred fifty-six thousand, eight hundred eighty-eight".