319948064 has 12 divisors (see below), whose sum is σ = 629897814. Its totient is φ = 159974016.

The previous prime is 319948061. The next prime is 319948067. The reversal of 319948064 is 460849913.

It is an interprime number because it is at equal distance from previous prime (319948061) and next prime (319948067).

It can be written as a sum of positive squares in only one way, i.e., 196560400 + 123387664 = 14020^2 + 11108^2 .

It is not an unprimeable number, because it can be changed into a prime (319948061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4999157 + ... + 4999220.

Almost surely, 2^319948064 is an apocalyptic number.

It is an amenable number.

319948064 is a deficient number, since it is larger than the sum of its proper divisors (309949750).

319948064 is an equidigital number, since it uses as much as digits as its factorization.

319948064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9998387 (or 9998379 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 319948064 is about 17887.0921057616. The cubic root of 319948064 is about 683.9533727891.

The spelling of 319948064 in words is "three hundred nineteen million, nine hundred forty-eight thousand, sixty-four".