550575028 has 12 divisors (see below), whose sum is σ = 966646912. Its totient is φ = 274390200.

The previous prime is 550575013. The next prime is 550575029. The reversal of 550575028 is 820575055.

It is a super-2 number, since 2×550575028² = 606265722914401568, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550575029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222948 + ... + 225403.

Almost surely, 2^550575028 is an apocalyptic number.

It is an amenable number.

550575028 is a deficient number, since it is larger than the sum of its proper divisors (416071884).

550575028 is a wasteful number, since it uses less digits than its factorization.

550575028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448662 (or 448660 counting only the distinct ones).

The product of its (nonzero) digits is 70000, while the sum is 37.

The square root of 550575028 is about 23464.3352345640. The cubic root of 550575028 is about 819.6067061014.

The spelling of 550575028 in words is "five hundred fifty million, five hundred seventy-five thousand, twenty-eight".