320968604 has 24 divisors (see below), whose sum is σ = 613484928. Its totient is φ = 145721840.

The previous prime is 320968603. The next prime is 320968709. The reversal of 320968604 is 406869023.

320968604 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

320968604 is strictly pandigital in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320968601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37817 + ... + 45519.

It is an arithmetic number, because the mean of its divisors is an integer number (25561872).

Almost surely, 2^320968604 is an apocalyptic number.

It is an amenable number.

320968604 is a deficient number, since it is larger than the sum of its proper divisors (292516324).

320968604 is a wasteful number, since it uses less digits than its factorization.

320968604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8665 (or 8663 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 320968604 is about 17915.5966688246. The cubic root of 320968604 is about 684.6798041758.

The spelling of 320968604 in words is "three hundred twenty million, nine hundred sixty-eight thousand, six hundred four".