349646711 has 4 divisors (see below), whose sum is σ = 350259624. Its totient is φ = 349033800.

The previous prime is 349646699. The next prime is 349646719. The reversal of 349646711 is 117646943.

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

It is a cyclic number.

It is not a de Polignac number, because 349646711 - 2¹⁰ = 349645687 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 (349646719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305600 + ... + 306741.

It is an arithmetic number, because the mean of its divisors is an integer number (87564906).

Almost surely, 2^349646711 is an apocalyptic number.

349646711 is a deficient number, since it is larger than the sum of its proper divisors (612913).

349646711 is an equidigital number, since it uses as much as digits as its factorization.

349646711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612912.

The product of its digits is 108864, while the sum is 41.

The square root of 349646711 is about 18698.8425042835. The cubic root of 349646711 is about 704.4926759397.

The spelling of 349646711 in words is "three hundred forty-nine million, six hundred forty-six thousand, seven hundred eleven".