319463868 has 48 divisors (see below), whose sum is σ = 753296544. Its totient is φ = 105369600.

The previous prime is 319463867. The next prime is 319463869. The reversal of 319463868 is 868364913.

It is an interprime number because it is at equal distance from previous prime (319463867) and next prime (319463869).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (319463867) by changing a digit.

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, 796468 + ... + 796868.

It is an arithmetic number, because the mean of its divisors is an integer number (15693678).

Almost surely, 2^319463868 is an apocalyptic number.

It is an amenable number.

319463868 is an abundant number, since it is smaller than the sum of its proper divisors (433832676).

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

319463868 is a wasteful number, since it uses less digits than its factorization.

319463868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942 (or 940 counting only the distinct ones).

The product of its digits is 746496, while the sum is 48.

The square root of 319463868 is about 17873.5521931148. The cubic root of 319463868 is about 683.6081764656.

The spelling of 319463868 in words is "three hundred nineteen million, four hundred sixty-three thousand, eight hundred sixty-eight".