2872228 has 12 divisors (see below), whose sum is σ = 5143600. Its totient is φ = 1402632.

The previous prime is 2872187. The next prime is 2872237. The reversal of 2872228 is 8222782.

It is a happy number.

2872228 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2872228.

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, 8178 + ... + 8521.

2^2872228 is an apocalyptic number.

It is an amenable number.

2872228 is a deficient number, since it is larger than the sum of its proper divisors (2271372).

2872228 is a wasteful number, since it uses less digits than its factorization.

2872228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16746 (or 16744 counting only the distinct ones).

The product of its digits is 7168, while the sum is 31.

The square root of 2872228 is about 1694.7648804480. The cubic root of 2872228 is about 142.1476345913.

The spelling of 2872228 in words is "two million, eight hundred seventy-two thousand, two hundred twenty-eight".