349688794 has 48 divisors (see below), whose sum is σ = 665225568. Its totient is φ = 136630368.

The previous prime is 349688791. The next prime is 349688809. The reversal of 349688794 is 497886943.

It is not an unprimeable number, because it can be changed into a prime (349688791) 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, 104089 + ... + 107395.

It is an arithmetic number, because the mean of its divisors is an integer number (13858866).

Almost surely, 2^349688794 is an apocalyptic number.

349688794 is a deficient number, since it is larger than the sum of its proper divisors (315536774).

349688794 is a wasteful number, since it uses less digits than its factorization.

349688794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3419 (or 3412 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 58.

The square root of 349688794 is about 18699.9677539829. The cubic root of 349688794 is about 704.5209387308.

The spelling of 349688794 in words is "three hundred forty-nine million, six hundred eighty-eight thousand, seven hundred ninety-four".