327644 has 12 divisors (see below), whose sum is σ = 579768. Its totient is φ = 162000.

The previous prime is 327629. The next prime is 327647. The reversal of 327644 is 446723.

It is a happy number.

It is a d-powerful number, because it can be written as 3³ + 2⁵ + 6⁶ + 7⁴ + 4⁷ + 4⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (327647) 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, 2 + ... + 809.

It is an arithmetic number, because the mean of its divisors is an integer number (48314).

2³²⁷⁶⁴⁴ is an apocalyptic number.

It is an amenable number.

327644 is a deficient number, since it is larger than the sum of its proper divisors (252124).

327644 is a wasteful number, since it uses less digits than its factorization.

327644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916 (or 914 counting only the distinct ones).

The product of its digits is 4032, while the sum is 26.

The square root of 327644 is about 572.4019566703. The cubic root of 327644 is about 68.9393852604.

It can be divided in two parts, 32764 and 4, that added together give a 15-th power (32768 = 2¹⁵).

The spelling of 327644 in words is "three hundred twenty-seven thousand, six hundred forty-four".