550046 has 16 divisors (see below), whose sum is σ = 954720. Its totient is φ = 232800.

The previous prime is 550027. The next prime is 550049. The reversal of 550046 is 640055.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550049) 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, 1220 + ... + 1608.

It is an arithmetic number, because the mean of its divisors is an integer number (59670).

2⁵⁵⁰⁰⁴⁶ is an apocalyptic number.

550046 is a deficient number, since it is larger than the sum of its proper divisors (404674).

550046 is a wasteful number, since it uses less digits than its factorization.

550046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 550046 is about 741.6508612548. The cubic root of 550046 is about 81.9344111648.

Subtracting 550046 from its reverse (640055), we obtain a palindrome (90009).

The spelling of 550046 in words is "five hundred fifty thousand, forty-six".