327969 has 10 divisors (see below), whose sum is σ = 490050. Its totient is φ = 218592.

The previous prime is 327967. The next prime is 327979. The reversal of 327969 is 969723.

It can be written as a sum of positive squares in only one way, i.e., 245025 + 82944 = 495^2 + 288^2 .

It is not a de Polignac number, because 327969 - 2¹ = 327967 is a prime.

It is a super-2 number, since 2×327969² = 215127329922, which contains 22 as substring.

327969 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (327967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1944 + ... + 2105.

It is an arithmetic number, because the mean of its divisors is an integer number (49005).

2³²⁷⁹⁶⁹ is an apocalyptic number.

It is an amenable number.

327969 is a deficient number, since it is larger than the sum of its proper divisors (162081).

327969 is an equidigital number, since it uses as much as digits as its factorization.

327969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4061 (or 4052 counting only the distinct ones).

The product of its digits is 20412, while the sum is 36.

The square root of 327969 is about 572.6857777176. The cubic root of 327969 is about 68.9621720820.

It can be divided in two parts, 327 and 969, that added together give a 4-th power (1296 = 6⁴).

The spelling of 327969 in words is "three hundred twenty-seven thousand, nine hundred sixty-nine".