2804504 has 8 divisors (see below), whose sum is σ = 5258460. Its totient is φ = 1402248.

The previous prime is 2804497. The next prime is 2804509. The reversal of 2804504 is 4054082.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2804504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2804509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175274 + ... + 175289.

2^2804504 is an apocalyptic number.

It is an amenable number.

2804504 is a deficient number, since it is larger than the sum of its proper divisors (2453956).

2804504 is a wasteful number, since it uses less digits than its factorization.

2804504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350569 (or 350565 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 2804504 is about 1674.6653397022. The cubic root of 2804504 is about 141.0215080447.

Adding to 2804504 its reverse (4054082), we get a palindrome (6858586).

The spelling of 2804504 in words is "two million, eight hundred four thousand, five hundred four".