327445164 has 72 divisors (see below), whose sum is σ = 873949440. Its totient is φ = 103086432.

The previous prime is 327445141. The next prime is 327445169. The reversal of 327445164 is 461544723.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (327445169) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 332617 + ... + 333599.

Almost surely, 2^327445164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 327445164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (436974720).

327445164 is an abundant number, since it is smaller than the sum of its proper divisors (546504276).

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

327445164 is a wasteful number, since it uses less digits than its factorization.

327445164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1499 (or 1494 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 327445164 is about 18095.4459464253. The cubic root of 327445164 is about 689.2543678234.

Adding to 327445164 its reverse (461544723), we get a palindrome (788989887).

The spelling of 327445164 in words is "three hundred twenty-seven million, four hundred forty-five thousand, one hundred sixty-four".