550916 has 12 divisors (see below), whose sum is σ = 986832. Its totient is φ = 268968.

The previous prime is 550909. The next prime is 550937. The reversal of 550916 is 619055.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 550916.

It is an unprimeable number.

550916 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 (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1430 + ... + 1773.

It is an arithmetic number, because the mean of its divisors is an integer number (82236).

2⁵⁵⁰⁹¹⁶ is an apocalyptic number.

It is an amenable number.

550916 is a deficient number, since it is larger than the sum of its proper divisors (435916).

550916 is a wasteful number, since it uses less digits than its factorization.

550916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3250 (or 3248 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 26.

The square root of 550916 is about 742.2371588650. The cubic root of 550916 is about 81.9775865770.

The spelling of 550916 in words is "five hundred fifty thousand, nine hundred sixteen".