327679 has 4 divisors (see below), whose sum is σ = 357480. Its totient is φ = 297880.

The previous prime is 327673. The next prime is 327689. The reversal of 327679 is 976723.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 976723 = 11 ⋅88793.

It is not a de Polignac number, because 327679 - 2⁵ = 327647 is a prime.

It is a Duffinian number.

327679 is a lucky number.

It is a plaindrome in base 8 and base 16.

It is a zygodrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (327673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14884 + ... + 14905.

It is an arithmetic number, because the mean of its divisors is an integer number (89370).

2³²⁷⁶⁷⁹ is an apocalyptic number.

327679 is a deficient number, since it is larger than the sum of its proper divisors (29801).

327679 is a wasteful number, since it uses less digits than its factorization.

327679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29800.

The product of its digits is 15876, while the sum is 34.

The square root of 327679 is about 572.4325287752. The cubic root of 327679 is about 68.9418399496.

Subtracting from 327679 its sum of digits (34), we obtain a triangular number (327645 = T₈₀₉).

The spelling of 327679 in words is "three hundred twenty-seven thousand, six hundred seventy-nine".