349717634 has 32 divisors (see below), whose sum is σ = 621084672. Its totient is φ = 144522000.

The previous prime is 349717619. The next prime is 349717639. The reversal of 349717634 is 436717943.

It is not an unprimeable number, because it can be changed into a prime (349717639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133679 + ... + 136269.

It is an arithmetic number, because the mean of its divisors is an integer number (19408896).

Almost surely, 2^349717634 is an apocalyptic number.

349717634 is a deficient number, since it is larger than the sum of its proper divisors (271367038).

349717634 is a wasteful number, since it uses less digits than its factorization.

349717634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2942.

The product of its digits is 381024, while the sum is 44.

The square root of 349717634 is about 18700.7388624086. The cubic root of 349717634 is about 704.5403062615.

The spelling of 349717634 in words is "three hundred forty-nine million, seven hundred seventeen thousand, six hundred thirty-four".