2665228 has 12 divisors (see below), whose sum is σ = 4710160. Its totient is φ = 1319472.

The previous prime is 2665199. The next prime is 2665231. The reversal of 2665228 is 8225662.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2665228.

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, 2823 + ... + 3646.

2^2665228 is an apocalyptic number.

It is an amenable number.

2665228 is a deficient number, since it is larger than the sum of its proper divisors (2044932).

2665228 is a wasteful number, since it uses less digits than its factorization.

2665228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6576 (or 6574 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 2665228 is about 1632.5526025216. The cubic root of 2665228 is about 138.6473124903.

The spelling of 2665228 in words is "two million, six hundred sixty-five thousand, two hundred twenty-eight".