5511228 has 24 divisors (see below), whose sum is σ = 13072080. Its totient is φ = 1806720.

The previous prime is 5511227. The next prime is 5511251. The reversal of 5511228 is 8221155.

It is a junction number, because it is equal to n+sod(n) for n = 5511198 and 5511207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5511223) 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, 3033 + ... + 4496.

It is an arithmetic number, because the mean of its divisors is an integer number (544670).

Almost surely, 2^5511228 is an apocalyptic number.

It is an amenable number.

5511228 is an abundant number, since it is smaller than the sum of its proper divisors (7560852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5511228 is a wasteful number, since it uses less digits than its factorization.

5511228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7597 (or 7595 counting only the distinct ones).

The product of its digits is 800, while the sum is 24.

The square root of 5511228 is about 2347.6004770829. The cubic root of 5511228 is about 176.6374525484.

The spelling of 5511228 in words is "five million, five hundred eleven thousand, two hundred twenty-eight".