328061 has 2 divisors, whose sum is σ = 328062. Its totient is φ = 328060.

The previous prime is 328051. The next prime is 328063. The reversal of 328061 is 160823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 319225 + 8836 = 565^2 + 94^2 .

It is a cyclic number.

It is not a de Polignac number, because 328061 - 2¹⁴ = 311677 is a prime.

Together with 328063, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 328061.

It is not a weakly prime, because it can be changed into another prime (328063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164030 + 164031.

It is an arithmetic number, because the mean of its divisors is an integer number (164031).

2³²⁸⁰⁶¹ is an apocalyptic number.

It is an amenable number.

328061 is a deficient number, since it is larger than the sum of its proper divisors (1).

328061 is an equidigital number, since it uses as much as digits as its factorization.

328061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 328061 is about 572.7660953653. The cubic root of 328061 is about 68.9686197713.

Adding to 328061 its reverse (160823), we get a palindrome (488884).

The spelling of 328061 in words is "three hundred twenty-eight thousand, sixty-one".