1328022764 has 12 divisors (see below), whose sum is σ = 2399009088. Its totient is φ = 642591600.

The previous prime is 1328022743. The next prime is 1328022821. The reversal of 1328022764 is 4672208231.

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, 5354807 + ... + 5355054.

It is an arithmetic number, because the mean of its divisors is an integer number (199917424).

Almost surely, 2^1328022764 is an apocalyptic number.

It is an amenable number.

1328022764 is a deficient number, since it is larger than the sum of its proper divisors (1070986324).

1328022764 is a wasteful number, since it uses less digits than its factorization.

1328022764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10709896 (or 10709894 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 1328022764 is about 36442.0466494405. The cubic root of 1328022764 is about 1099.1792124983.

The spelling of 1328022764 in words is "one billion, three hundred twenty-eight million, twenty-two thousand, seven hundred sixty-four".