349931316 has 24 divisors (see below), whose sum is σ = 933150400. Its totient is φ = 99980352.

The previous prime is 349931287. The next prime is 349931321. The reversal of 349931316 is 613139943.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2082841 + ... + 2083008.

Almost surely, 2^349931316 is an apocalyptic number.

It is an amenable number.

349931316 is an abundant number, since it is smaller than the sum of its proper divisors (583219084).

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

349931316 is a wasteful number, since it uses less digits than its factorization.

349931316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4165863 (or 4165861 counting only the distinct ones).

The product of its digits is 52488, while the sum is 39.

The square root of 349931316 is about 18706.4511866896. The cubic root of 349931316 is about 704.6837714606.

The spelling of 349931316 in words is "three hundred forty-nine million, nine hundred thirty-one thousand, three hundred sixteen".