327812 has 6 divisors (see below), whose sum is σ = 573678. Its totient is φ = 163904.

The previous prime is 327809. The next prime is 327823. The reversal of 327812 is 218723.

Added to its reverse (218723) it gives a triangular number (546535 = T₁₀₄₅).

It can be written as a sum of positive squares in only one way, i.e., 246016 + 81796 = 496^2 + 286^2 .

It is an alternating number because its digits alternate between odd and even.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 327812.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40973 + ... + 40980.

It is an arithmetic number, because the mean of its divisors is an integer number (95613).

2³²⁷⁸¹² is an apocalyptic number.

It is an amenable number.

327812 is a deficient number, since it is larger than the sum of its proper divisors (245866).

327812 is a wasteful number, since it uses less digits than its factorization.

327812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81957 (or 81955 counting only the distinct ones).

The product of its digits is 672, while the sum is 23.

The square root of 327812 is about 572.5486878860. The cubic root of 327812 is about 68.9511661748.

Adding to 327812 its reverse (218723), we get a triangular number (546535 = T₁₀₄₅).

It can be divided in two parts, 3 and 27812, that multiplied together give a triangular number (83436 = T₄₀₈).

The spelling of 327812 in words is "three hundred twenty-seven thousand, eight hundred twelve".