555992 has 8 divisors (see below), whose sum is σ = 1042500. Its totient is φ = 277992.

The previous prime is 555967. The next prime is 556007. The reversal of 555992 is 299555.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 34742 + ... + 34757.

2⁵⁵⁵⁹⁹² is an apocalyptic number.

It is an amenable number.

555992 is a deficient number, since it is larger than the sum of its proper divisors (486508).

555992 is a wasteful number, since it uses less digits than its factorization.

555992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69505 (or 69501 counting only the distinct ones).

The product of its digits is 20250, while the sum is 35.

The square root of 555992 is about 745.6487108552. The cubic root of 555992 is about 82.2285908007.

The spelling of 555992 in words is "five hundred fifty-five thousand, nine hundred ninety-two".