328236668 has 12 divisors (see below), whose sum is σ = 580102152. Its totient is φ = 162493200.

The previous prime is 328236659. The next prime is 328236677. The reversal of 328236668 is 866632823.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (328236659) and next prime (328236677).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405830 + ... + 406637.

It is an arithmetic number, because the mean of its divisors is an integer number (48341846).

Almost surely, 2^328236668 is an apocalyptic number.

It is an amenable number.

328236668 is a deficient number, since it is larger than the sum of its proper divisors (251865484).

328236668 is a wasteful number, since it uses less digits than its factorization.

328236668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812572 (or 812570 counting only the distinct ones).

The product of its digits is 497664, while the sum is 44.

The square root of 328236668 is about 18117.3030001709. The cubic root of 328236668 is about 689.8092786610.

The spelling of 328236668 in words is "three hundred twenty-eight million, two hundred thirty-six thousand, six hundred sixty-eight".