550826 has 8 divisors (see below), whose sum is σ = 854820. Its totient is φ = 265888.

The previous prime is 550813. The next prime is 550831. The reversal of 550826 is 628055.

550826 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 511225 + 39601 = 715^2 + 199^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 550795 and 550804.

It is an unprimeable number.

550826 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4691 + ... + 4806.

2⁵⁵⁰⁸²⁶ is an apocalyptic number.

550826 is a deficient number, since it is larger than the sum of its proper divisors (303994).

550826 is a wasteful number, since it uses less digits than its factorization.

550826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9528.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 550826 is about 742.1765288663. The cubic root of 550826 is about 81.9731222638.

The spelling of 550826 in words is "five hundred fifty thousand, eight hundred twenty-six".