550895 has 8 divisors (see below), whose sum is σ = 665280. Its totient is φ = 437920.

The previous prime is 550861. The next prime is 550903. The reversal of 550895 is 598055.

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

It is not a de Polignac number, because 550895 - 2⁶ = 550831 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 550895.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 965 + ... + 1425.

It is an arithmetic number, because the mean of its divisors is an integer number (83160).

2⁵⁵⁰⁸⁹⁵ is an apocalyptic number.

550895 is a deficient number, since it is larger than the sum of its proper divisors (114385).

550895 is a wasteful number, since it uses less digits than its factorization.

550895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705.

The product of its (nonzero) digits is 9000, while the sum is 32.

The square root of 550895 is about 742.2230123083. The cubic root of 550895 is about 81.9765449474.

The spelling of 550895 in words is "five hundred fifty thousand, eight hundred ninety-five".