349331912 has 64 divisors (see below), whose sum is σ = 748828800. Its totient is φ = 151782400.

The previous prime is 349331909. The next prime is 349331947. The reversal of 349331912 is 219133943.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88787 + ... + 92637.

It is an arithmetic number, because the mean of its divisors is an integer number (11700450).

Almost surely, 2^349331912 is an apocalyptic number.

It is an amenable number.

349331912 is an abundant number, since it is smaller than the sum of its proper divisors (399496888).

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

349331912 is a wasteful number, since it uses less digits than its factorization.

349331912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3926 (or 3922 counting only the distinct ones).

The product of its digits is 17496, while the sum is 35.

The square root of 349331912 is about 18690.4230021688. The cubic root of 349331912 is about 704.2811861005.

The spelling of 349331912 in words is "three hundred forty-nine million, three hundred thirty-one thousand, nine hundred twelve".