349204617 has 12 divisors (see below), whose sum is σ = 504908404. Its totient is φ = 232571520.

The previous prime is 349204579. The next prime is 349204627. The reversal of 349204617 is 716402943.

349204617 is a `hidden beast` number, since 34 + 9 + 2 + 0 + 4 + 617 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 194351481 + 154853136 = 13941^2 + 12444^2 .

It is not a de Polignac number, because 349204617 - 2¹⁰ = 349203593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (349204627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9484 + ... + 28077.

Almost surely, 2^349204617 is an apocalyptic number.

It is an amenable number.

349204617 is a deficient number, since it is larger than the sum of its proper divisors (155703787).

349204617 is a wasteful number, since it uses less digits than its factorization.

349204617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38600 (or 38597 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 349204617 is about 18687.0173382485. The cubic root of 349204617 is about 704.1956300603.

The spelling of 349204617 in words is "three hundred forty-nine million, two hundred four thousand, six hundred seventeen".