328433243 has 2 divisors, whose sum is σ = 328433244. Its totient is φ = 328433242.

The previous prime is 328433219. The next prime is 328433267. The reversal of 328433243 is 342334823.

It is a balanced prime because it is at equal distance from previous prime (328433219) and next prime (328433267).

It is an emirp because it is prime and its reverse (342334823) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 328433243 - 2⁶ = 328433179 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (328433143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164216621 + 164216622.

It is an arithmetic number, because the mean of its divisors is an integer number (164216622).

Almost surely, 2^328433243 is an apocalyptic number.

328433243 is a deficient number, since it is larger than the sum of its proper divisors (1).

328433243 is an equidigital number, since it uses as much as digits as its factorization.

328433243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 32.

The square root of 328433243 is about 18122.7272506099. The cubic root of 328433243 is about 689.9469559447.

The spelling of 328433243 in words is "three hundred twenty-eight million, four hundred thirty-three thousand, two hundred forty-three".