327906 has 12 divisors (see below), whose sum is σ = 710502. Its totient is φ = 109296.

The previous prime is 327889. The next prime is 327917. The reversal of 327906 is 609723.

It can be written as a sum of positive squares in only one way, i.e., 308025 + 19881 = 555^2 + 141^2 .

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 327906.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 327906.

It is an unprimeable number.

327906 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9091 + ... + 9126.

2³²⁷⁹⁰⁶ is an apocalyptic number.

327906 is an abundant number, since it is smaller than the sum of its proper divisors (382596).

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

327906 is a wasteful number, since it uses less digits than its factorization.

327906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18225 (or 18222 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 327906 is about 572.6307710908. The cubic root of 327906 is about 68.9577561209.

The spelling of 327906 in words is "three hundred twenty-seven thousand, nine hundred six".