328306635 has 32 divisors (see below), whose sum is σ = 617993280. Its totient is φ = 164795904.

The previous prime is 328306619. The next prime is 328306673. The reversal of 328306635 is 536603823.

It is a happy number.

It is not a de Polignac number, because 328306635 - 2⁴ = 328306619 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 328306635.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69232 + ... + 73821.

It is an arithmetic number, because the mean of its divisors is an integer number (19312290).

Almost surely, 2^328306635 is an apocalyptic number.

328306635 is a deficient number, since it is larger than the sum of its proper divisors (289686645).

328306635 is a wasteful number, since it uses less digits than its factorization.

328306635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143084 (or 143078 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 328306635 is about 18119.2338414184. The cubic root of 328306635 is about 689.8582884778.

The spelling of 328306635 in words is "three hundred twenty-eight million, three hundred six thousand, six hundred thirty-five".