550994 has 8 divisors (see below), whose sum is σ = 853248. Its totient is φ = 266580.

The previous prime is 550993. The next prime is 550997. The reversal of 550994 is 499055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 550994.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 550994.

It is not an unprimeable number, because it can be changed into a prime (550993) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 4382 + ... + 4505.

It is an arithmetic number, because the mean of its divisors is an integer number (106656).

2⁵⁵⁰⁹⁹⁴ is an apocalyptic number.

550994 is a deficient number, since it is larger than the sum of its proper divisors (302254).

550994 is a wasteful number, since it uses less digits than its factorization.

550994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8920.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 550994 is about 742.2897008581. The cubic root of 550994 is about 81.9814552551.

The spelling of 550994 in words is "five hundred fifty thousand, nine hundred ninety-four".