328450933 has 2 divisors, whose sum is σ = 328450934. Its totient is φ = 328450932.

The previous prime is 328450867. The next prime is 328450937. The reversal of 328450933 is 339054823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 320481604 + 7969329 = 17902^2 + 2823^2 .

It is an emirp because it is prime and its reverse (339054823) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328450933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 328450892 and 328450901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328450937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164225466 + 164225467.

It is an arithmetic number, because the mean of its divisors is an integer number (164225467).

Almost surely, 2^328450933 is an apocalyptic number.

It is an amenable number.

328450933 is a deficient number, since it is larger than the sum of its proper divisors (1).

328450933 is an equidigital number, since it uses as much as digits as its factorization.

328450933 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 328450933 is about 18123.2153052376. The cubic root of 328450933 is about 689.9593429800.

The spelling of 328450933 in words is "three hundred twenty-eight million, four hundred fifty thousand, nine hundred thirty-three".