2908228 has 12 divisors (see below), whose sum is σ = 5176080. Its totient is φ = 1429352.

The previous prime is 2908183. The next prime is 2908261. The reversal of 2908228 is 8228092.

It is a self number, because there is not a number n which added to its sum of digits gives 2908228.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5926 + ... + 6397.

It is an arithmetic number, because the mean of its divisors is an integer number (431340).

2^2908228 is an apocalyptic number.

It is an amenable number.

2908228 is a deficient number, since it is larger than the sum of its proper divisors (2267852).

2908228 is a wasteful number, since it uses less digits than its factorization.

2908228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12386 (or 12384 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 2908228 is about 1705.3527494334. The cubic root of 2908228 is about 142.7390549851.

It can be divided in two parts, 2908 and 228, that added together give a square (3136 = 56²).

The spelling of 2908228 in words is "two million, nine hundred eight thousand, two hundred twenty-eight".