349963317 has 24 divisors (see below), whose sum is σ = 553595328. Its totient is φ = 211276800.

The previous prime is 349963307. The next prime is 349963447. The reversal of 349963317 is 713369943.

It is a happy number.

349963317 is a `hidden beast` number, since 3 + 4 + 9 + 9 + 633 + 1 + 7 = 666.

It is not a de Polignac number, because 349963317 - 2¹⁰ = 349962293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349963307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19317 + ... + 32757.

It is an arithmetic number, because the mean of its divisors is an integer number (23066472).

Almost surely, 2^349963317 is an apocalyptic number.

It is an amenable number.

349963317 is a deficient number, since it is larger than the sum of its proper divisors (203632011).

349963317 is a wasteful number, since it uses less digits than its factorization.

349963317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13721 (or 13718 counting only the distinct ones).

The product of its digits is 367416, while the sum is 45.

The square root of 349963317 is about 18707.3065137662. The cubic root of 349963317 is about 704.7052517692.

The spelling of 349963317 in words is "three hundred forty-nine million, nine hundred sixty-three thousand, three hundred seventeen".