555568 has 20 divisors (see below), whose sum is σ = 1159648. Its totient is φ = 256320.

The previous prime is 555557. The next prime is 555589. The reversal of 555568 is 865555.

It is a plaindrome 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, 1128 + ... + 1543.

2⁵⁵⁵⁵⁶⁸ is an apocalyptic number.

It is an amenable number.

555568 is an abundant number, since it is smaller than the sum of its proper divisors (604080).

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

555568 is a wasteful number, since it uses less digits than its factorization.

555568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2692 (or 2686 counting only the distinct ones).

The product of its digits is 30000, while the sum is 34.

The square root of 555568 is about 745.3643404403. The cubic root of 555568 is about 82.2076829525.

The spelling of 555568 in words is "five hundred fifty-five thousand, five hundred sixty-eight".