1004044 has 12 divisors (see below), whose sum is σ = 1774864. Its totient is φ = 496944.

The previous prime is 1004033. The next prime is 1004053. The reversal of 1004044 is 4404001.

It is a happy number.

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, 807 + ... + 1630.

2^1004044 is an apocalyptic number.

It is an amenable number.

1004044 is a deficient number, since it is larger than the sum of its proper divisors (770820).

1004044 is a wasteful number, since it uses less digits than its factorization.

1004044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2544 (or 2542 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 1004044 is about 1002.0199598810. The cubic root of 1004044 is about 100.1346186967.

Adding to 1004044 its reverse (4404001), we get a palindrome (5408045).

The spelling of 1004044 in words is "one million, four thousand, forty-four".