327605 has 4 divisors (see below), whose sum is σ = 393132. Its totient is φ = 262080.

The previous prime is 327599. The next prime is 327619. The reversal of 327605 is 506723.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 152881 + 174724 = 391^2 + 418^2 .

It is not a de Polignac number, because 327605 - 2¹⁰ = 326581 is a prime.

It is a d-powerful number, because it can be written as 3¹¹ + 2¹⁵ + 6² + 7⁶ + 0 + 5 .

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32756 + ... + 32765.

It is an arithmetic number, because the mean of its divisors is an integer number (98283).

2³²⁷⁶⁰⁵ is an apocalyptic number.

It is an amenable number.

327605 is a deficient number, since it is larger than the sum of its proper divisors (65527).

327605 is an equidigital number, since it uses as much as digits as its factorization.

327605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65526.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 327605 is about 572.3678886870. The cubic root of 327605 is about 68.9366498294.

The spelling of 327605 in words is "three hundred twenty-seven thousand, six hundred five".