550555028 has 12 divisors (see below), whose sum is σ = 963695712. Its totient is φ = 275213400.

The previous prime is 550555021. The next prime is 550555051. The reversal of 550555028 is 820555055.

It is a happy number.

It is a super-2 number, since 2×550555028² = 606221677712161568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550555021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6953 + ... + 33903.

It is an arithmetic number, because the mean of its divisors is an integer number (80307976).

Almost surely, 2^550555028 is an apocalyptic number.

It is an amenable number.

550555028 is a deficient number, since it is larger than the sum of its proper divisors (413140684).

550555028 is a wasteful number, since it uses less digits than its factorization.

550555028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32062 (or 32060 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 35.

The square root of 550555028 is about 23463.9090519888. The cubic root of 550555028 is about 819.5967817304.

The spelling of 550555028 in words is "five hundred fifty million, five hundred fifty-five thousand, twenty-eight".