550982 has 4 divisors (see below), whose sum is σ = 826476. Its totient is φ = 275490.

The previous prime is 550973. The next prime is 550993. The reversal of 550982 is 289055.

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

It is a congruent number.

It is an unprimeable number.

550982 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137744 + ... + 137747.

It is an arithmetic number, because the mean of its divisors is an integer number (206619).

2⁵⁵⁰⁹⁸² is an apocalyptic number.

550982 is a deficient number, since it is larger than the sum of its proper divisors (275494).

550982 is a wasteful number, since it uses less digits than its factorization.

550982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275493.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 550982 is about 742.2816177166. The cubic root of 550982 is about 81.9808600976.

The spelling of 550982 in words is "five hundred fifty thousand, nine hundred eighty-two".