327648964 has 6 divisors (see below), whose sum is σ = 573385694. Its totient is φ = 163824480.

The previous prime is 327648943. The next prime is 327648991. The reversal of 327648964 is 469846723.

It can be written as a sum of positive squares in only one way, i.e., 304223364 + 23425600 = 17442^2 + 4840^2 .

It is a super-2 number, since 2×327648964² = 214707687220546592, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 40956117 + ... + 40956124.

Almost surely, 2^327648964 is an apocalyptic number.

It is an amenable number.

327648964 is a deficient number, since it is larger than the sum of its proper divisors (245736730).

327648964 is a wasteful number, since it uses less digits than its factorization.

327648964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81912245 (or 81912243 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 49.

The square root of 327648964 is about 18101.0763215893. The cubic root of 327648964 is about 689.3973341611.

The spelling of 327648964 in words is "three hundred twenty-seven million, six hundred forty-eight thousand, nine hundred sixty-four".