328307245 has 8 divisors (see below), whose sum is σ = 450249984. Its totient is φ = 225124944.

The previous prime is 328307233. The next prime is 328307261. The reversal of 328307245 is 542703823.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 328307245 - 2⁹ = 328306733 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 328307245.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 4690069 + ... + 4690138.

It is an arithmetic number, because the mean of its divisors is an integer number (56281248).

Almost surely, 2^328307245 is an apocalyptic number.

328307245 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

328307245 is a deficient number, since it is larger than the sum of its proper divisors (121942739).

328307245 is an equidigital number, since it uses as much as digits as its factorization.

328307245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9380219.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 328307245 is about 18119.2506743519. The cubic root of 328307245 is about 689.8587157341.

The spelling of 328307245 in words is "three hundred twenty-eight million, three hundred seven thousand, two hundred forty-five".