349334519 has 4 divisors (see below), whose sum is σ = 351884544. Its totient is φ = 346784496.

The previous prime is 349334483. The next prime is 349334527. The reversal of 349334519 is 915433943.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-349334519 is a prime.

It is a super-2 number, since 2×349334519² = 244069212329922722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349334119) 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, 1274807 + ... + 1275080.

It is an arithmetic number, because the mean of its divisors is an integer number (87971136).

Almost surely, 2^349334519 is an apocalyptic number.

349334519 is a deficient number, since it is larger than the sum of its proper divisors (2550025).

349334519 is a wasteful number, since it uses less digits than its factorization.

349334519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2550024.

The product of its digits is 174960, while the sum is 41.

The square root of 349334519 is about 18690.4927436384. The cubic root of 349334519 is about 704.2829380699.

The spelling of 349334519 in words is "three hundred forty-nine million, three hundred thirty-four thousand, five hundred nineteen".