2004404413 has 4 divisors (see below), whose sum is σ = 2186623008. Its totient is φ = 1822185820.

The previous prime is 2004404401. The next prime is 2004404419. The reversal of 2004404413 is 3144044002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2004404413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004404419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91109281 + ... + 91109302.

It is an arithmetic number, because the mean of its divisors is an integer number (546655752).

Almost surely, 2^2004404413 is an apocalyptic number.

It is an amenable number.

2004404413 is a deficient number, since it is larger than the sum of its proper divisors (182218595).

2004404413 is a wasteful number, since it uses less digits than its factorization.

2004404413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182218594.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2004404413 is about 44770.5753034289. The cubic root of 2004404413 is about 1260.8452405821.

Adding to 2004404413 its reverse (3144044002), we get a palindrome (5148448415).

The spelling of 2004404413 in words is "two billion, four million, four hundred four thousand, four hundred thirteen".