328812064 has 24 divisors (see below), whose sum is σ = 739827648. Its totient is φ = 140919360.

The previous prime is 328812059. The next prime is 328812067. The reversal of 328812064 is 460218823.

It is not an unprimeable number, because it can be changed into a prime (328812067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 733732 + ... + 734179.

It is an arithmetic number, because the mean of its divisors is an integer number (30826152).

Almost surely, 2^328812064 is an apocalyptic number.

It is an amenable number.

328812064 is an abundant number, since it is smaller than the sum of its proper divisors (411015584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

328812064 is a wasteful number, since it uses less digits than its factorization.

328812064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467928 (or 1467920 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 328812064 is about 18133.1757836293. The cubic root of 328812064 is about 690.2121198986.

The spelling of 328812064 in words is "three hundred twenty-eight million, eight hundred twelve thousand, sixty-four".