326580164 has 12 divisors (see below), whose sum is σ = 589951488. Its totient is φ = 158022600.

The previous prime is 326580139. The next prime is 326580169. The reversal of 326580164 is 461085623.

It is not an unprimeable number, because it can be changed into a prime (326580169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1316732 + ... + 1316979.

It is an arithmetic number, because the mean of its divisors is an integer number (49162624).

Almost surely, 2^326580164 is an apocalyptic number.

It is an amenable number.

326580164 is a deficient number, since it is larger than the sum of its proper divisors (263371324).

326580164 is a wasteful number, since it uses less digits than its factorization.

326580164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2633746 (or 2633744 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 326580164 is about 18071.5290996639. The cubic root of 326580164 is about 688.6469065274.

The spelling of 326580164 in words is "three hundred twenty-six million, five hundred eighty thousand, one hundred sixty-four".