1304329072 has 20 divisors (see below), whose sum is σ = 2562733296. Its totient is φ = 642978560.

The previous prime is 1304329031. The next prime is 1304329073. The reversal of 1304329072 is 2709234031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304329073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 572953 + ... + 575224.

Almost surely, 2^1304329072 is an apocalyptic number.

It is an amenable number.

1304329072 is a deficient number, since it is larger than the sum of its proper divisors (1258404224).

1304329072 is a wasteful number, since it uses less digits than its factorization.

1304329072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148256 (or 1148250 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 1304329072 is about 36115.4962862204. The cubic root of 1304329072 is about 1092.6030070425.

The spelling of 1304329072 in words is "one billion, three hundred four million, three hundred twenty-nine thousand, seventy-two".