4000004404 has 24 divisors (see below), whose sum is σ = 7711988256. Its totient is φ = 1800180000.

The previous prime is 4000004401. The next prime is 4000004417. The reversal of 4000004404 is 4044000004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000004401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445602 + ... + 454489.

It is an arithmetic number, because the mean of its divisors is an integer number (321332844).

Almost surely, 2^4000004404 is an apocalyptic number.

4000004404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4000004404 is a deficient number, since it is larger than the sum of its proper divisors (3711983852).

4000004404 is a wasteful number, since it uses less digits than its factorization.

4000004404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900207 (or 900205 counting only the distinct ones).

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

The square root of 4000004404 is about 63245.5880200350. The cubic root of 4000004404 is about 1587.4016345442.

Adding to 4000004404 its reverse (4044000004), we get a palindrome (8044004408).

It can be divided in two parts, 400000 and 4404, that added together give a palindrome (404404).

The spelling of 4000004404 in words is "four billion, four thousand, four hundred four".