2009228 has 12 divisors (see below), whose sum is σ = 3786720. Its totient is φ = 927312.

The previous prime is 2009219. The next prime is 2009233. The reversal of 2009228 is 8229002.

It is a super-3 number, since 3×2009228³ = 24333743165170261056, which contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19268 + ... + 19371.

It is an arithmetic number, because the mean of its divisors is an integer number (315560).

2^2009228 is an apocalyptic number.

It is an amenable number.

2009228 is a deficient number, since it is larger than the sum of its proper divisors (1777492).

2009228 is a wasteful number, since it uses less digits than its factorization.

2009228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38656 (or 38654 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 2009228 is about 1417.4723983203. The cubic root of 2009228 is about 126.1855835813.

The spelling of 2009228 in words is "two million, nine thousand, two hundred twenty-eight".