328706683 has 4 divisors (see below), whose sum is σ = 330180928. Its totient is φ = 327232440.

The previous prime is 328706659. The next prime is 328706699. The reversal of 328706683 is 386607823.

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 328706683 - 2⁹ = 328706171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328706633) 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, 736788 + ... + 737233.

It is an arithmetic number, because the mean of its divisors is an integer number (82545232).

Almost surely, 2^328706683 is an apocalyptic number.

328706683 is a deficient number, since it is larger than the sum of its proper divisors (1474245).

328706683 is a wasteful number, since it uses less digits than its factorization.

328706683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474244.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 328706683 is about 18130.2697994266. The cubic root of 328706683 is about 690.1383766441.

The spelling of 328706683 in words is "three hundred twenty-eight million, seven hundred six thousand, six hundred eighty-three".