2018228 has 12 divisors (see below), whose sum is σ = 3575040. Its totient is φ = 996792.

The previous prime is 2018183. The next prime is 2018249. The reversal of 2018228 is 8228102.

It is a congruent number.

It is an unprimeable number.

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, 2708 + ... + 3371.

It is an arithmetic number, because the mean of its divisors is an integer number (297920).

2^2018228 is an apocalyptic number.

It is an amenable number.

2018228 is a deficient number, since it is larger than the sum of its proper divisors (1556812).

2018228 is a wasteful number, since it uses less digits than its factorization.

2018228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6166 (or 6164 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 2018228 is about 1420.6435161574. The cubic root of 2018228 is about 126.3737120197.

The spelling of 2018228 in words is "two million, eighteen thousand, two hundred twenty-eight".