319294668 has 192 divisors, whose sum is σ = 978518016. Its totient is φ = 78624000.

The previous prime is 319294667. The next prime is 319294673. The reversal of 319294668 is 866492913.

It is not an unprimeable number, because it can be changed into a prime (319294667) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2033646 + ... + 2033802.

It is an arithmetic number, because the mean of its divisors is an integer number (5096448).

Almost surely, 2^319294668 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 319294668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (489259008).

319294668 is an abundant number, since it is smaller than the sum of its proper divisors (659223348).

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

319294668 is a wasteful number, since it uses less digits than its factorization.

319294668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284 (or 282 counting only the distinct ones).

The product of its digits is 559872, while the sum is 48.

The square root of 319294668 is about 17868.8183157141. The cubic root of 319294668 is about 683.4874670088.

The spelling of 319294668 in words is "three hundred nineteen million, two hundred ninety-four thousand, six hundred sixty-eight".