320203696 has 20 divisors (see below), whose sum is σ = 628895512. Its totient is φ = 157908096.

The previous prime is 320203691. The next prime is 320203717. The reversal of 320203696 is 696302023.

320203696 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (320203691) 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, 135906 + ... + 138241.

Almost surely, 2^320203696 is an apocalyptic number.

It is an amenable number.

320203696 is a deficient number, since it is larger than the sum of its proper divisors (308691816).

320203696 is a wasteful number, since it uses less digits than its factorization.

320203696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274228 (or 274222 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 320203696 is about 17894.2363905253. The cubic root of 320203696 is about 684.1354792456.

The spelling of 320203696 in words is "three hundred twenty million, two hundred three thousand, six hundred ninety-six".