328897 has 2 divisors, whose sum is σ = 328898. Its totient is φ = 328896.

The previous prime is 328891. The next prime is 328901. The reversal of 328897 is 798823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 269361 + 59536 = 519^2 + 244^2 .

It is an emirp because it is prime and its reverse (798823) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 328897 - 2¹⁵ = 296129 is a prime.

It is a d-powerful number, because it can be written as 3⁶ + 2¹⁶ + 8² + 8⁶ + 9² + 7³ .

It is not a weakly prime, because it can be changed into another prime (328891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164448 + 164449.

It is an arithmetic number, because the mean of its divisors is an integer number (164449).

2³²⁸⁸⁹⁷ is an apocalyptic number.

It is an amenable number.

328897 is a deficient number, since it is larger than the sum of its proper divisors (1).

328897 is an equidigital number, since it uses as much as digits as its factorization.

328897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 37.

The square root of 328897 is about 573.4954228239. The cubic root of 328897 is about 69.0271544735.

It can be divided in two parts, 32889 and 7, that added together give a triangular number (32896 = T₂₅₆).

The spelling of 328897 in words is "three hundred twenty-eight thousand, eight hundred ninety-seven".