349716829 has 32 divisors (see below), whose sum is σ = 453888000. Its totient is φ = 261455040.

The previous prime is 349716823. The next prime is 349716833. The reversal of 349716829 is 928617943.

It is not a de Polignac number, because 349716829 - 2³ = 349716821 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 (349716821) 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 31 ways as a sum of consecutive naturals, for example, 443974 + ... + 444760.

It is an arithmetic number, because the mean of its divisors is an integer number (14184000).

Almost surely, 2^349716829 is an apocalyptic number.

It is an amenable number.

349716829 is a deficient number, since it is larger than the sum of its proper divisors (104171171).

349716829 is a wasteful number, since it uses less digits than its factorization.

349716829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033.

The product of its digits is 653184, while the sum is 49.

The square root of 349716829 is about 18700.7173391825. The cubic root of 349716829 is about 704.5397656774.

The spelling of 349716829 in words is "three hundred forty-nine million, seven hundred sixteen thousand, eight hundred twenty-nine".