349071339 has 4 divisors (see below), whose sum is σ = 465428456. Its totient is φ = 232714224.

The previous prime is 349071329. The next prime is 349071367. The reversal of 349071339 is 933170943.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 349071339 - 2⁴ = 349071323 is a prime.

It is a super-2 number, since 2×349071339² = 243701599422505842, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 349071297 and 349071306.

It is not an unprimeable number, because it can be changed into a prime (349071329) 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, 58178554 + ... + 58178559.

It is an arithmetic number, because the mean of its divisors is an integer number (116357114).

Almost surely, 2^349071339 is an apocalyptic number.

349071339 is a deficient number, since it is larger than the sum of its proper divisors (116357117).

349071339 is a wasteful number, since it uses less digits than its factorization.

349071339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116357116.

The product of its (nonzero) digits is 61236, while the sum is 39.

The square root of 349071339 is about 18683.4509392671. The cubic root of 349071339 is about 704.1060305120.

The spelling of 349071339 in words is "three hundred forty-nine million, seventy-one thousand, three hundred thirty-nine".