320448696 has 64 divisors (see below), whose sum is σ = 838149120. Its totient is φ = 101904000.

The previous prime is 320448613. The next prime is 320448703. The reversal of 320448696 is 696844023.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414166 + ... + 414938.

It is an arithmetic number, because the mean of its divisors is an integer number (13096080).

Almost surely, 2^320448696 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 320448696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (419074560).

320448696 is an abundant number, since it is smaller than the sum of its proper divisors (517700424).

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

320448696 is a wasteful number, since it uses less digits than its factorization.

320448696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1556 (or 1552 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The square root of 320448696 is about 17901.0808612218. The cubic root of 320448696 is about 684.3099207689.

The spelling of 320448696 in words is "three hundred twenty million, four hundred forty-eight thousand, six hundred ninety-six".