550090 has 8 divisors (see below), whose sum is σ = 990180. Its totient is φ = 220032.

The previous prime is 550073. The next prime is 550111. The reversal of 550090 is 90055.

550090 is nontrivially palindromic in base 15.

It can be written as a sum of positive squares in 2 ways, for example, as 546121 + 3969 = 739^2 + 63^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27495 + ... + 27514.

2⁵⁵⁰⁰⁹⁰ is an apocalyptic number.

550090 is a deficient number, since it is larger than the sum of its proper divisors (440090).

550090 is a wasteful number, since it uses less digits than its factorization.

550090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55016.

The product of its (nonzero) digits is 225, while the sum is 19.

The square root of 550090 is about 741.6805242151. The cubic root of 550090 is about 81.9365958414.

The spelling of 550090 in words is "five hundred fifty thousand, ninety".