1304066072 has 16 divisors (see below), whose sum is σ = 2445717240. Its totient is φ = 651874816.

The previous prime is 1304066063. The next prime is 1304066123. The reversal of 1304066072 is 2706604031.

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, 19943 + ... + 54825.

Almost surely, 2^1304066072 is an apocalyptic number.

It is an amenable number.

1304066072 is a deficient number, since it is larger than the sum of its proper divisors (1141651168).

1304066072 is a wasteful number, since it uses less digits than its factorization.

1304066072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39562 (or 39558 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 1304066072 is about 36111.8550063549. The cubic root of 1304066072 is about 1092.5295659882.

The spelling of 1304066072 in words is "one billion, three hundred four million, sixty-six thousand, seventy-two".