349275347 has 8 divisors (see below), whose sum is σ = 367983360. Its totient is φ = 330599880.

The previous prime is 349275337. The next prime is 349275359. The reversal of 349275347 is 743572943.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 349275347 - 2⁴ = 349275331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 349275298 and 349275307.

It is not an unprimeable number, because it can be changed into a prime (349275307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15722 + ... + 30752.

It is an arithmetic number, because the mean of its divisors is an integer number (45997920).

Almost surely, 2^349275347 is an apocalyptic number.

349275347 is a deficient number, since it is larger than the sum of its proper divisors (18708013).

349275347 is a wasteful number, since it uses less digits than its factorization.

349275347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16273.

The product of its digits is 635040, while the sum is 44.

The square root of 349275347 is about 18688.9097327800. The cubic root of 349275347 is about 704.2431708545.

The spelling of 349275347 in words is "three hundred forty-nine million, two hundred seventy-five thousand, three hundred forty-seven".