328305379 has 2 divisors, whose sum is σ = 328305380. Its totient is φ = 328305378.

The previous prime is 328305371. The next prime is 328305413. The reversal of 328305379 is 973503823.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 328305379 - 2³ = 328305371 is a prime.

It is not a weakly prime, because it can be changed into another prime (328305371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164152689 + 164152690.

It is an arithmetic number, because the mean of its divisors is an integer number (164152690).

Almost surely, 2^328305379 is an apocalyptic number.

328305379 is a deficient number, since it is larger than the sum of its proper divisors (1).

328305379 is an equidigital number, since it uses as much as digits as its factorization.

328305379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 328305379 is about 18119.1991820831. The cubic root of 328305379 is about 689.8574087482.

The spelling of 328305379 in words is "three hundred twenty-eight million, three hundred five thousand, three hundred seventy-nine".