328733413 has 2 divisors, whose sum is σ = 328733414. Its totient is φ = 328733412.

The previous prime is 328733407. The next prime is 328733429. The reversal of 328733413 is 314337823.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 249576804 + 79156609 = 15798^2 + 8897^2 .

It is an emirp because it is prime and its reverse (314337823) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328733413 is a prime.

It is equal to p_17720755 and since 328733413 and 17720755 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328733213) 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, 164366706 + 164366707.

It is an arithmetic number, because the mean of its divisors is an integer number (164366707).

Almost surely, 2^328733413 is an apocalyptic number.

It is an amenable number.

328733413 is a deficient number, since it is larger than the sum of its proper divisors (1).

328733413 is an equidigital number, since it uses as much as digits as its factorization.

328733413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 34.

The square root of 328733413 is about 18131.0069494223. The cubic root of 328733413 is about 690.1570831888.

The spelling of 328733413 in words is "three hundred twenty-eight million, seven hundred thirty-three thousand, four hundred thirteen".