550799 has 4 divisors (see below), whose sum is σ = 555264. Its totient is φ = 546336.

The previous prime is 550789. The next prime is 550801. The reversal of 550799 is 997055.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 997055 = 5 ⋅199411.

It is a cyclic number.

It is not a de Polignac number, because 550799 - 2¹⁶ = 485263 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550789) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 2042 + ... + 2295.

It is an arithmetic number, because the mean of its divisors is an integer number (138816).

2⁵⁵⁰⁷⁹⁹ is an apocalyptic number.

550799 is a deficient number, since it is larger than the sum of its proper divisors (4465).

550799 is a wasteful number, since it uses less digits than its factorization.

550799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4464.

The product of its (nonzero) digits is 14175, while the sum is 35.

The square root of 550799 is about 742.1583389008. The cubic root of 550799 is about 81.9717828751.

The spelling of 550799 in words is "five hundred fifty thousand, seven hundred ninety-nine".