328727806 has 8 divisors (see below), whose sum is σ = 537918264. Its totient is φ = 149421720.

The previous prime is 328727803. The next prime is 328727809. The reversal of 328727806 is 608727823.

It is an interprime number because it is at equal distance from previous prime (328727803) and next prime (328727809).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328727803) 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, 7471065 + ... + 7471108.

It is an arithmetic number, because the mean of its divisors is an integer number (67239783).

Almost surely, 2^328727806 is an apocalyptic number.

328727806 is a deficient number, since it is larger than the sum of its proper divisors (209190458).

328727806 is a wasteful number, since it uses less digits than its factorization.

328727806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14942186.

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 328727806 is about 18130.8523241463. The cubic root of 328727806 is about 690.1531593074.

The spelling of 328727806 in words is "three hundred twenty-eight million, seven hundred twenty-seven thousand, eight hundred six".