2803204 has 6 divisors (see below), whose sum is σ = 4905614. Its totient is φ = 1401600.

The previous prime is 2803201. The next prime is 2803253. The reversal of 2803204 is 4023082.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2310400 + 492804 = 1520^2 + 702^2 .

It is a super-3 number, since 3×2803204³ = 66082333032196300992, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2803201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350397 + ... + 350404.

2^2803204 is an apocalyptic number.

It is an amenable number.

2803204 is a deficient number, since it is larger than the sum of its proper divisors (2102410).

2803204 is a wasteful number, since it uses less digits than its factorization.

2803204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700805 (or 700803 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2803204 is about 1674.2771574623. The cubic root of 2803204 is about 140.9997149702. Note that the first 3 decimals are identical.

Adding to 2803204 its reverse (4023082), we get a palindrome (6826286).

The spelling of 2803204 in words is "two million, eight hundred three thousand, two hundred four".