4004000444 has 6 divisors (see below), whose sum is σ = 7007000784. Its totient is φ = 2002000220.

The previous prime is 4004000437. The next prime is 4004000447. The reversal of 4004000444 is 4440004004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4004000447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500500052 + ... + 500500059.

It is an arithmetic number, because the mean of its divisors is an integer number (1167833464).

Almost surely, 2^4004000444 is an apocalyptic number.

It is an amenable number.

4004000444 is a deficient number, since it is larger than the sum of its proper divisors (3003000340).

4004000444 is a wasteful number, since it uses less digits than its factorization.

4004000444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001000115 (or 1001000113 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 4004000444 is about 63277.1715865999. The cubic root of 4004000444 is about 1587.9300680669.

Adding to 4004000444 its reverse (4440004004), we get a palindrome (8444004448).

The spelling of 4004000444 in words is "four billion, four million, four hundred forty-four", and thus it is an aban number.