1304656064 has 14 divisors (see below), whose sum is σ = 2588927004. Its totient is φ = 652328000.

The previous prime is 1304656061. The next prime is 1304656079. The reversal of 1304656064 is 4606564031.

It is not an unprimeable number, because it can be changed into a prime (1304656061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10192562 + ... + 10192689.

Almost surely, 2^1304656064 is an apocalyptic number.

It is an amenable number.

1304656064 is a deficient number, since it is larger than the sum of its proper divisors (1284270940).

1304656064 is an equidigital number, since it uses as much as digits as its factorization.

1304656064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20385263 (or 20385253 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 1304656064 is about 36120.0230343227. The cubic root of 1304656064 is about 1092.6943036840.

The spelling of 1304656064 in words is "one billion, three hundred four million, six hundred fifty-six thousand, sixty-four".