327271616 has 56 divisors (see below), whose sum is σ = 744784896. Its totient is φ = 139772160.

The previous prime is 327271603. The next prime is 327271627. The reversal of 327271616 is 616172723.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147185 + ... + 149391.

Almost surely, 2^327271616 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 327271616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (372392448).

327271616 is an abundant number, since it is smaller than the sum of its proper divisors (417513280).

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

327271616 is a wasteful number, since it uses less digits than its factorization.

327271616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2557 (or 2547 counting only the distinct ones).

The product of its digits is 21168, while the sum is 35.

The square root of 327271616 is about 18090.6499606841. The cubic root of 327271616 is about 689.1325765849.

It can be divided in two parts, 32727 and 1616, that added together give a palindrome (34343).

The spelling of 327271616 in words is "three hundred twenty-seven million, two hundred seventy-one thousand, six hundred sixteen".