550630 has 32 divisors (see below), whose sum is σ = 1088640. Its totient is φ = 199680.

The previous prime is 550621. The next prime is 550631. The reversal of 550630 is 36055.

550630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 550598 and 550607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550631) by changing a digit.

550630 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 15 ways as a sum of consecutive naturals, for example, 6931 + ... + 7009.

It is an arithmetic number, because the mean of its divisors is an integer number (34020).

2⁵⁵⁰⁶³⁰ is an apocalyptic number.

550630 is a deficient number, since it is larger than the sum of its proper divisors (538010).

550630 is a wasteful number, since it uses less digits than its factorization.

550630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 550630 is about 742.0444730607. The cubic root of 550630 is about 81.9633982990.

Adding to 550630 its reverse (36055), we get a palindrome (586685).

The spelling of 550630 in words is "five hundred fifty thousand, six hundred thirty".