555983 has 4 divisors (see below), whose sum is σ = 562320. Its totient is φ = 549648.

The previous prime is 555967. The next prime is 556007. The reversal of 555983 is 389555.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 555983 - 2⁴ = 555967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 555983.

It is not an unprimeable number, because it can be changed into a prime (555953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3035 + ... + 3212.

It is an arithmetic number, because the mean of its divisors is an integer number (140580).

2⁵⁵⁵⁹⁸³ is an apocalyptic number.

555983 is a deficient number, since it is larger than the sum of its proper divisors (6337).

555983 is an equidigital number, since it uses as much as digits as its factorization.

555983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6336.

The product of its digits is 27000, while the sum is 35.

The square root of 555983 is about 745.6426758173. The cubic root of 555983 is about 82.2281471125.

The spelling of 555983 in words is "five hundred fifty-five thousand, nine hundred eighty-three".