349092173 has 4 divisors (see below), whose sum is σ = 350380608. Its totient is φ = 347803740.

The previous prime is 349092167. The next prime is 349092199. The reversal of 349092173 is 371290943.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 349092173 - 2⁶ = 349092109 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 (349092113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643811 + ... + 644352.

It is an arithmetic number, because the mean of its divisors is an integer number (87595152).

Almost surely, 2^349092173 is an apocalyptic number.

It is an amenable number.

349092173 is a deficient number, since it is larger than the sum of its proper divisors (1288435).

349092173 is a wasteful number, since it uses less digits than its factorization.

349092173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288434.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 349092173 is about 18684.0084831923. The cubic root of 349092173 is about 704.1200382057.

The spelling of 349092173 in words is "three hundred forty-nine million, ninety-two thousand, one hundred seventy-three".