328262849 has 2 divisors, whose sum is σ = 328262850. Its totient is φ = 328262848.

The previous prime is 328262807. The next prime is 328262863. The reversal of 328262849 is 948262823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208513600 + 119749249 = 14440^2 + 10943^2 .

It is a cyclic number.

It is not a de Polignac number, because 328262849 - 2¹² = 328258753 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (328261849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164131424 + 164131425.

It is an arithmetic number, because the mean of its divisors is an integer number (164131425).

Almost surely, 2^328262849 is an apocalyptic number.

It is an amenable number.

328262849 is a deficient number, since it is larger than the sum of its proper divisors (1).

328262849 is an equidigital number, since it uses as much as digits as its factorization.

328262849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 44.

The square root of 328262849 is about 18118.0255270821. The cubic root of 328262849 is about 689.8276184935.

The spelling of 328262849 in words is "three hundred twenty-eight million, two hundred sixty-two thousand, eight hundred forty-nine".