320949696 has 56 divisors (see below), whose sum is σ = 876588544. Its totient is φ = 103530240.

The previous prime is 320949677. The next prime is 320949697. The reversal of 320949696 is 696949023.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320949697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21010 + ... + 32913.

Almost surely, 2^320949696 is an apocalyptic number.

It is an amenable number.

320949696 is an abundant number, since it is smaller than the sum of its proper divisors (555638848).

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

320949696 is a wasteful number, since it uses less digits than its factorization.

320949696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53969 (or 53959 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 48.

The square root of 320949696 is about 17915.0689644221. The cubic root of 320949696 is about 684.6663592679. Note that the first 3 decimals are identical.

The spelling of 320949696 in words is "three hundred twenty million, nine hundred forty-nine thousand, six hundred ninety-six".