1304401044 has 48 divisors (see below), whose sum is σ = 3118320128. Its totient is φ = 424152288.

The previous prime is 1304401039. The next prime is 1304401061. The reversal of 1304401044 is 4401044031.

It is a self number, because there is not a number n which added to its sum of digits gives 1304401044.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 745779 + ... + 747525.

Almost surely, 2^1304401044 is an apocalyptic number.

It is an amenable number.

1304401044 is an abundant number, since it is smaller than the sum of its proper divisors (1813919084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1304401044 is a wasteful number, since it uses less digits than its factorization.

1304401044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3244 (or 3242 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1304401044 is about 36116.4926868598. The cubic root of 1304401044 is about 1092.6231030390.

Adding to 1304401044 its reverse (4401044031), we get a palindrome (5705445075).

The spelling of 1304401044 in words is "one billion, three hundred four million, four hundred one thousand, forty-four".