349935903 has 32 divisors (see below), whose sum is σ = 532396800. Its totient is φ = 227082528.

The previous prime is 349935893. The next prime is 349935907. The reversal of 349935903 is 309539943.

It is not a de Polignac number, because 349935903 - 2²⁴ = 333158687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349935907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169425 + ... + 171477.

It is an arithmetic number, because the mean of its divisors is an integer number (16637400).

Almost surely, 2^349935903 is an apocalyptic number.

349935903 is a deficient number, since it is larger than the sum of its proper divisors (182460897).

349935903 is a wasteful number, since it uses less digits than its factorization.

349935903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2228 (or 2222 counting only the distinct ones).

The product of its (nonzero) digits is 393660, while the sum is 45.

The square root of 349935903 is about 18706.5737910500. The cubic root of 349935903 is about 704.6868505128.

The spelling of 349935903 in words is "three hundred forty-nine million, nine hundred thirty-five thousand, nine hundred three".