555916 has 12 divisors (see below), whose sum is σ = 993888. Its totient is φ = 271952.

The previous prime is 555871. The next prime is 555931. The reversal of 555916 is 619555.

It is a happy number.

555916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

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, 1291 + ... + 1666.

It is an arithmetic number, because the mean of its divisors is an integer number (82824).

2⁵⁵⁵⁹¹⁶ is an apocalyptic number.

It is an amenable number.

555916 is a deficient number, since it is larger than the sum of its proper divisors (437972).

555916 is a wasteful number, since it uses less digits than its factorization.

555916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3008 (or 3006 counting only the distinct ones).

The product of its digits is 6750, while the sum is 31.

The square root of 555916 is about 745.5977467777. The cubic root of 555916 is about 82.2248439496.

The spelling of 555916 in words is "five hundred fifty-five thousand, nine hundred sixteen".