320733696 has 160 divisors (see below), whose sum is σ = 922762368. Its totient is φ = 98631680.

The previous prime is 320733671. The next prime is 320733703. The reversal of 320733696 is 696337023.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1853866 + ... + 1854038.

Almost surely, 2^320733696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 320733696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (461381184).

320733696 is an abundant number, since it is smaller than the sum of its proper divisors (602028672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320733696 is a wasteful number, since it uses less digits than its factorization.

320733696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 266 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 39.

The square root of 320733696 is about 17909.0395052331. The cubic root of 320733696 is about 684.5127307043.

The spelling of 320733696 in words is "three hundred twenty million, seven hundred thirty-three thousand, six hundred ninety-six".