327128264 has 16 divisors (see below), whose sum is σ = 640033920. Its totient is φ = 156452560.

The previous prime is 327128233. The next prime is 327128267. The reversal of 327128264 is 462821723.

It is a super-2 number, since 2×327128264² = 214025802215307392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (327128267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 888752 + ... + 889119.

It is an arithmetic number, because the mean of its divisors is an integer number (40002120).

Almost surely, 2^327128264 is an apocalyptic number.

It is an amenable number.

327128264 is a deficient number, since it is larger than the sum of its proper divisors (312905656).

327128264 is a wasteful number, since it uses less digits than its factorization.

327128264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777900 (or 1777896 counting only the distinct ones).

The product of its digits is 32256, while the sum is 35.

The square root of 327128264 is about 18086.6874800224. The cubic root of 327128264 is about 689.0319435983.

Adding to 327128264 its reverse (462821723), we get a palindrome (789949987).

The spelling of 327128264 in words is "three hundred twenty-seven million, one hundred twenty-eight thousand, two hundred sixty-four".