1304523344 has 20 divisors (see below), whose sum is σ = 2575204596. Its totient is φ = 639954432.

The previous prime is 1304523331. The next prime is 1304523371. The reversal of 1304523344 is 4433254031.

It can be written as a sum of positive squares in 2 ways, for example, as 585640000 + 718883344 = 24200^2 + 26812^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 768329 + ... + 770024.

Almost surely, 2^1304523344 is an apocalyptic number.

It is an amenable number.

1304523344 is a deficient number, since it is larger than the sum of its proper divisors (1270681252).

1304523344 is a wasteful number, since it uses less digits than its factorization.

1304523344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538414 (or 1538408 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 1304523344 is about 36118.1857794657. The cubic root of 1304523344 is about 1092.6572499066.

Adding to 1304523344 its reverse (4433254031), we get a palindrome (5737777375).

The spelling of 1304523344 in words is "one billion, three hundred four million, five hundred twenty-three thousand, three hundred forty-four".