349342173 has 16 divisors (see below), whose sum is σ = 518165440. Its totient is φ = 232615152.

The previous prime is 349342139. The next prime is 349342199. The reversal of 349342173 is 371243943.

It is not a de Polignac number, because 349342173 - 2⁹ = 349341661 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349342073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16515 + ... + 31167.

It is an arithmetic number, because the mean of its divisors is an integer number (32385340).

Almost surely, 2^349342173 is an apocalyptic number.

It is an amenable number.

349342173 is a deficient number, since it is larger than the sum of its proper divisors (168823267).

349342173 is a wasteful number, since it uses less digits than its factorization.

349342173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15545 (or 15539 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 349342173 is about 18690.6974990234. The cubic root of 349342173 is about 704.2880816996.

The spelling of 349342173 in words is "three hundred forty-nine million, three hundred forty-two thousand, one hundred seventy-three".