555996 has 24 divisors (see below), whose sum is σ = 1482880. Its totient is φ = 158832.

The previous prime is 555967. The next prime is 556007. The reversal of 555996 is 699555.

It is a congruent number.

It is an unprimeable number.

555996 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3226 + ... + 3393.

2⁵⁵⁵⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

555996 is an abundant number, since it is smaller than the sum of its proper divisors (926884).

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

555996 is a wasteful number, since it uses less digits than its factorization.

555996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6633 (or 6631 counting only the distinct ones).

The product of its digits is 60750, while the sum is 39.

The square root of 555996 is about 745.6513930786. The cubic root of 555996 is about 82.2287879939.

It can be divided in two parts, 555 and 996, that added together give a palindrome (1551).

The spelling of 555996 in words is "five hundred fifty-five thousand, nine hundred ninety-six".