550635 has 8 divisors (see below), whose sum is σ = 881040. Its totient is φ = 293664.

The previous prime is 550631. The next prime is 550637. The reversal of 550635 is 536055.

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

It is not a de Polignac number, because 550635 - 2² = 550631 is a prime.

550635 is a lucky number.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (550631) 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 7 ways as a sum of consecutive naturals, for example, 18340 + ... + 18369.

It is an arithmetic number, because the mean of its divisors is an integer number (110130).

2⁵⁵⁰⁶³⁵ is an apocalyptic number.

550635 is a deficient number, since it is larger than the sum of its proper divisors (330405).

550635 is a wasteful number, since it uses less digits than its factorization.

550635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36717.

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 550635 is about 742.0478421234. The cubic root of 550635 is about 81.9636463880.

The spelling of 550635 in words is "five hundred fifty thousand, six hundred thirty-five".