349768923 has 16 divisors (see below), whose sum is σ = 545377536. Its totient is φ = 195219360.

The previous prime is 349768921. The next prime is 349768927. The reversal of 349768923 is 329867943.

It is not a de Polignac number, because 349768923 - 2¹ = 349768921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (349768921) 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, 192768 + ... + 194573.

It is an arithmetic number, because the mean of its divisors is an integer number (34086096).

Almost surely, 2^349768923 is an apocalyptic number.

349768923 is a deficient number, since it is larger than the sum of its proper divisors (195608613).

349768923 is a wasteful number, since it uses less digits than its factorization.

349768923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387394.

The product of its digits is 1959552, while the sum is 51.

The square root of 349768923 is about 18702.1101215879. The cubic root of 349768923 is about 704.5747468100.

The spelling of 349768923 in words is "three hundred forty-nine million, seven hundred sixty-eight thousand, nine hundred twenty-three".