2904228 has 24 divisors (see below), whose sum is σ = 7529760. Its totient is φ = 968040.

The previous prime is 2904227. The next prime is 2904247. The reversal of 2904228 is 8224092.

2904228 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2904221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13338 + ... + 13553.

It is an arithmetic number, because the mean of its divisors is an integer number (313740).

2^2904228 is an apocalyptic number.

It is an amenable number.

2904228 is an abundant number, since it is smaller than the sum of its proper divisors (4625532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2904228 is a wasteful number, since it uses less digits than its factorization.

2904228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26904 (or 26896 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 2904228 is about 1704.1795680033. The cubic root of 2904228 is about 142.6735834808.

The spelling of 2904228 in words is "two million, nine hundred four thousand, two hundred twenty-eight".