349718298 has 8 divisors (see below), whose sum is σ = 699436608. Its totient is φ = 116572764.

The previous prime is 349718297. The next prime is 349718323. The reversal of 349718298 is 892817943.

349718298 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

349718298 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 349718298.

It is not an unprimeable number, because it can be changed into a prime (349718297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29143186 + ... + 29143197.

It is an arithmetic number, because the mean of its divisors is an integer number (87429576).

Almost surely, 2^349718298 is an apocalyptic number.

349718298 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

349718298 is a wasteful number, since it uses less digits than its factorization.

349718298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58286388.

The product of its digits is 870912, while the sum is 51.

The square root of 349718298 is about 18700.7566157094. The cubic root of 349718298 is about 704.5407521588.

The spelling of 349718298 in words is "three hundred forty-nine million, seven hundred eighteen thousand, two hundred ninety-eight".