349308275 has 6 divisors (see below), whose sum is σ = 433142292. Its totient is φ = 279446600.

The previous prime is 349308263. The next prime is 349308287. The reversal of 349308275 is 572803943.

It is an interprime number because it is at equal distance from previous prime (349308263) and next prime (349308287).

It is not a de Polignac number, because 349308275 - 2⁴ = 349308259 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 6986141 + ... + 6986190.

It is an arithmetic number, because the mean of its divisors is an integer number (72190382).

Almost surely, 2^349308275 is an apocalyptic number.

349308275 is a deficient number, since it is larger than the sum of its proper divisors (83834017).

349308275 is a wasteful number, since it uses less digits than its factorization.

349308275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13972341 (or 13972336 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 349308275 is about 18689.7906622840. The cubic root of 349308275 is about 704.2653010455.

The spelling of 349308275 in words is "three hundred forty-nine million, three hundred eight thousand, two hundred seventy-five".