328282481 has 2 divisors, whose sum is σ = 328282482. Its totient is φ = 328282480.

The previous prime is 328282459. The next prime is 328282483. The reversal of 328282481 is 184282823.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 328189456 + 93025 = 18116^2 + 305^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328282481 is a prime.

It is a super-2 number, since 2×328282481² = 215538774663030722, which contains 22 as substring.

Together with 328282483, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (328282483) 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 as a sum of consecutive naturals, namely, 164141240 + 164141241.

It is an arithmetic number, because the mean of its divisors is an integer number (164141241).

Almost surely, 2^328282481 is an apocalyptic number.

It is an amenable number.

328282481 is a deficient number, since it is larger than the sum of its proper divisors (1).

328282481 is an equidigital number, since it uses as much as digits as its factorization.

328282481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 49152, while the sum is 38.

The square root of 328282481 is about 18118.5672998723. The cubic root of 328282481 is about 689.8413701013.

The spelling of 328282481 in words is "three hundred twenty-eight million, two hundred eighty-two thousand, four hundred eighty-one".