327668 has 18 divisors (see below), whose sum is σ = 631218. Its totient is φ = 148720.

The previous prime is 327667. The next prime is 327673. The reversal of 327668 is 866723.

327668 is nontrivially palindromic in base 16.

It can be written as a sum of positive squares in only one way, i.e., 327184 + 484 = 572^2 + 22^2 .

It is a d-powerful number, because it can be written as 3 + 2⁹ + 6⁶ + 7² + 6⁷ + 8³ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (327661) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 146 + ... + 822.

2³²⁷⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

327668 is a deficient number, since it is larger than the sum of its proper divisors (303550).

327668 is a wasteful number, since it uses less digits than its factorization.

327668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703 (or 690 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 327668 is about 572.4229205753. The cubic root of 327668 is about 68.9410684947.

The spelling of 327668 in words is "three hundred twenty-seven thousand, six hundred sixty-eight".