1004043344 has 20 divisors (see below), whose sum is σ = 1946021280. Its totient is φ = 501844320.

The previous prime is 1004043329. The next prime is 1004043349. The reversal of 1004043344 is 4433404001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004043349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43877 + ... + 62715.

It is an arithmetic number, because the mean of its divisors is an integer number (97301064).

Almost surely, 2^1004043344 is an apocalyptic number.

It is an amenable number.

1004043344 is a deficient number, since it is larger than the sum of its proper divisors (941977936).

1004043344 is a wasteful number, since it uses less digits than its factorization.

1004043344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22178 (or 22172 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1004043344 is about 31686.6429903832. The cubic root of 1004043344 is about 1001.3459688883.

Adding to 1004043344 its reverse (4433404001), we get a palindrome (5437447345).

The spelling of 1004043344 in words is "one billion, four million, forty-three thousand, three hundred forty-four".