328303667 has 4 divisors (see below), whose sum is σ = 335938680. Its totient is φ = 320668656.

The previous prime is 328303663. The next prime is 328303669. The reversal of 328303667 is 766303823.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 328303667 - 2² = 328303663 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 328303667.

It is not an unprimeable number, because it can be changed into a prime (328303663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3817442 + ... + 3817527.

It is an arithmetic number, because the mean of its divisors is an integer number (83984670).

Almost surely, 2^328303667 is an apocalyptic number.

328303667 is a deficient number, since it is larger than the sum of its proper divisors (7635013).

328303667 is an equidigital number, since it uses as much as digits as its factorization.

328303667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7635012.

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 328303667 is about 18119.1519393155. The cubic root of 328303667 is about 689.8562096229.

The spelling of 328303667 in words is "three hundred twenty-eight million, three hundred three thousand, six hundred sixty-seven".