2209304 has 16 divisors (see below), whose sum is σ = 4171200. Its totient is φ = 1096992.

The previous prime is 2209289. The next prime is 2209313. The reversal of 2209304 is 4039022.

It is a congruent number.

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, 377 + ... + 2135.

It is an arithmetic number, because the mean of its divisors is an integer number (260700).

2^2209304 is an apocalyptic number.

It is an amenable number.

2209304 is a deficient number, since it is larger than the sum of its proper divisors (1961896).

2209304 is a wasteful number, since it uses less digits than its factorization.

2209304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1922 (or 1918 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2209304 is about 1486.3727661660. The cubic root of 2209304 is about 130.2422308134.

The spelling of 2209304 in words is "two million, two hundred nine thousand, three hundred four".