327261 has 16 divisors (see below), whose sum is σ = 488448. Its totient is φ = 193200.

The previous prime is 327251. The next prime is 327263. The reversal of 327261 is 162723.

It is a happy number.

It is not a de Polignac number, because 327261 - 2⁷ = 327133 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (327263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1446 + ... + 1656.

It is an arithmetic number, because the mean of its divisors is an integer number (30528).

2³²⁷²⁶¹ is an apocalyptic number.

It is an amenable number.

327261 is a deficient number, since it is larger than the sum of its proper divisors (161187).

327261 is a wasteful number, since it uses less digits than its factorization.

327261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272.

The product of its digits is 504, while the sum is 21.

The square root of 327261 is about 572.0673037327. The cubic root of 327261 is about 68.9125125169.

Adding to 327261 its reverse (162723), we get a palindrome (489984).

It can be divided in two parts, 3272 and 61, that added together give a palindrome (3333).

The spelling of 327261 in words is "three hundred twenty-seven thousand, two hundred sixty-one".