404004044 has 6 divisors (see below), whose sum is σ = 707007084. Its totient is φ = 202002020.

The previous prime is 404004043. The next prime is 404004047. The reversal of 404004044 is 440400404.

It is not an unprimeable number, because it can be changed into a prime (404004043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50500502 + ... + 50500509.

It is an arithmetic number, because the mean of its divisors is an integer number (117834514).

Almost surely, 2^404004044 is an apocalyptic number.

It is an amenable number.

404004044 is a deficient number, since it is larger than the sum of its proper divisors (303003040).

404004044 is a wasteful number, since it uses less digits than its factorization.

404004044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101001015 (or 101001013 counting only the distinct ones).

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

The square root of 404004044 is about 20099.8518402500. The cubic root of 404004044 is about 739.2566457835.

Adding to 404004044 its reverse (440400404), we get a palindrome (844404448).

It can be divided in two parts, 40400 and 4044, that added together give a palindrome (44444).

The spelling of 404004044 in words is "four hundred four million, four thousand, forty-four".