327216672 has 60 divisors (see below), whose sum is σ = 962342766. Its totient is φ = 109071360.

The previous prime is 327216667. The next prime is 327216709. The reversal of 327216672 is 276612723.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 322705296 + 4511376 = 17964^2 + 2124^2 .

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

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 60529 + ... + 65712.

Almost surely, 2^327216672 is an apocalyptic number.

327216672 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

327216672 is an abundant number, since it is smaller than the sum of its proper divisors (635126094).

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

327216672 is a wasteful number, since it uses less digits than its factorization.

327216672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126263 (or 126246 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 327216672 is about 18089.1313224267. The cubic root of 327216672 is about 689.0940094157.

It can be divided in two parts, 32721 and 6672, that added together give a palindrome (39393).

The spelling of 327216672 in words is "three hundred twenty-seven million, two hundred sixteen thousand, six hundred seventy-two".