327977 has 4 divisors (see below), whose sum is σ = 353220. Its totient is φ = 302736.

The previous prime is 327967. The next prime is 327979. The reversal of 327977 is 779723.

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 32041 + 295936 = 179^2 + 544^2 .

It is a cyclic number.

It is not a de Polignac number, because 327977 - 2⁸ = 327721 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (327979) 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, 12602 + ... + 12627.

It is an arithmetic number, because the mean of its divisors is an integer number (88305).

2³²⁷⁹⁷⁷ is an apocalyptic number.

It is an amenable number.

327977 is a deficient number, since it is larger than the sum of its proper divisors (25243).

327977 is a wasteful number, since it uses less digits than its factorization.

327977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25242.

The product of its digits is 18522, while the sum is 35.

The square root of 327977 is about 572.6927623080. The cubic root of 327977 is about 68.9627327985.

The spelling of 327977 in words is "three hundred twenty-seven thousand, nine hundred seventy-seven".