4004000404 has 12 divisors (see below), whose sum is σ = 7018109728. Its totient is φ = 1998826200.

The previous prime is 4004000323. The next prime is 4004000431. The reversal of 4004000404 is 4040004004.

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, 790662 + ... + 795709.

Almost surely, 2^4004000404 is an apocalyptic number.

It is an amenable number.

4004000404 is a deficient number, since it is larger than the sum of its proper divisors (3014109324).

4004000404 is a wasteful number, since it uses less digits than its factorization.

4004000404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587006 (or 1587004 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 4004000404 is about 63277.1712705301. The cubic root of 4004000404 is about 1587.9300627791.

Adding to 4004000404 its reverse (4040004004), we get a palindrome (8044004408).

The spelling of 4004000404 in words is "four billion, four million, four hundred four", and thus it is an aban number.