328064715 has 32 divisors (see below), whose sum is σ = 636249600. Its totient is φ = 159060960.

The previous prime is 328064689. The next prime is 328064717. The reversal of 328064715 is 517460823.

328064715 is a `hidden beast` number, since 3 + 2 + 8 + 0 + 647 + 1 + 5 = 666.

It is not a de Polignac number, because 328064715 - 2¹¹ = 328062667 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 328064715.

It is not an unprimeable number, because it can be changed into a prime (328064717) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 108975 + ... + 111944.

It is an arithmetic number, because the mean of its divisors is an integer number (19882800).

Almost surely, 2^328064715 is an apocalyptic number.

328064715 is a deficient number, since it is larger than the sum of its proper divisors (308184885).

328064715 is a wasteful number, since it uses less digits than its factorization.

328064715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220944 (or 220938 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 328064715 is about 18112.5568322090. The cubic root of 328064715 is about 689.6888010652.

The spelling of 328064715 in words is "three hundred twenty-eight million, sixty-four thousand, seven hundred fifteen".