550087 has 8 divisors (see below), whose sum is σ = 571536. Its totient is φ = 529152.

The previous prime is 550073. The next prime is 550111. The reversal of 550087 is 780055.

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

It is not a de Polignac number, because 550087 - 2¹¹ = 548039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5088 + ... + 5194.

It is an arithmetic number, because the mean of its divisors is an integer number (71442).

2⁵⁵⁰⁰⁸⁷ is an apocalyptic number.

550087 is a deficient number, since it is larger than the sum of its proper divisors (21449).

550087 is a wasteful number, since it uses less digits than its factorization.

550087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257.

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 550087 is about 741.6785017782. The cubic root of 550087 is about 81.9364468899.

The spelling of 550087 in words is "five hundred fifty thousand, eighty-seven".