319044402 has 24 divisors (see below), whose sum is σ = 691593084. Its totient is φ = 106297344.

The previous prime is 319044373. The next prime is 319044421. The reversal of 319044402 is 204440913.

It can be written as a sum of positive squares in 2 ways, for example, as 314672121 + 4372281 = 17739^2 + 2091^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65938 + ... + 70610.

Almost surely, 2^319044402 is an apocalyptic number.

319044402 is an abundant number, since it is smaller than the sum of its proper divisors (372548682).

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

319044402 is a wasteful number, since it uses less digits than its factorization.

319044402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8474 (or 8471 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 319044402 is about 17861.8140736041. The cubic root of 319044402 is about 683.3088458143.

The spelling of 319044402 in words is "three hundred nineteen million, forty-four thousand, four hundred two".