349929943 has 12 divisors (see below), whose sum is σ = 385088200. Its totient is φ = 317742480.

The previous prime is 349929941. The next prime is 349929949.

349929943 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 349929943 - 2¹ = 349929941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349929941) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 186496 + ... + 188362.

Almost surely, 2^349929943 is an apocalyptic number.

349929943 is a deficient number, since it is larger than the sum of its proper divisors (35158257).

349929943 is a wasteful number, since it uses less digits than its factorization.

349929943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3438 (or 3427 counting only the distinct ones).

The product of its digits is 1889568, while the sum is 52.

The square root of 349929943 is about 18706.4144880840. The cubic root of 349929943 is about 704.6828498206.

The spelling of 349929943 in words is "three hundred forty-nine million, nine hundred twenty-nine thousand, nine hundred forty-three".