2504804 has 6 divisors (see below), whose sum is σ = 4383414. Its totient is φ = 1252400.

The previous prime is 2504791. The next prime is 2504807. The reversal of 2504804 is 4084052.

It can be written as a sum of positive squares in only one way, i.e., 2408704 + 96100 = 1552^2 + 310^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2504804.

It is not an unprimeable number, because it can be changed into a prime (2504807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313097 + ... + 313104.

It is an arithmetic number, because the mean of its divisors is an integer number (730569).

2^2504804 is an apocalyptic number.

It is an amenable number.

2504804 is a deficient number, since it is larger than the sum of its proper divisors (1878610).

2504804 is a wasteful number, since it uses less digits than its factorization.

2504804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626205 (or 626203 counting only the distinct ones).

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

The square root of 2504804 is about 1582.6572591689. The cubic root of 2504804 is about 135.8077589534.

Adding to 2504804 its reverse (4084052), we get a palindrome (6588856).

The spelling of 2504804 in words is "two million, five hundred four thousand, eight hundred four".