320803006 has 4 divisors (see below), whose sum is σ = 481204512. Its totient is φ = 160401502.

The previous prime is 320803003. The next prime is 320803037. The reversal of 320803006 is 600308023.

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

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320803003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80200750 + ... + 80200753.

It is an arithmetic number, because the mean of its divisors is an integer number (120301128).

Almost surely, 2^320803006 is an apocalyptic number.

320803006 is a deficient number, since it is larger than the sum of its proper divisors (160401506).

320803006 is a wasteful number, since it uses less digits than its factorization.

320803006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160401505.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 320803006 is about 17910.9744570194. The cubic root of 320803006 is about 684.5620344942.

The spelling of 320803006 in words is "three hundred twenty million, eight hundred three thousand, six".