347719668 has 12 divisors (see below), whose sum is σ = 811345920. Its totient is φ = 115906552.

The previous prime is 347719639. The next prime is 347719721. The reversal of 347719668 is 866917743.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 347719668.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 14488308 + ... + 14488331.

It is an arithmetic number, because the mean of its divisors is an integer number (67612160).

Almost surely, 2^347719668 is an apocalyptic number.

It is an amenable number.

347719668 is an abundant number, since it is smaller than the sum of its proper divisors (463626252).

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

347719668 is a wasteful number, since it uses less digits than its factorization.

347719668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28976646 (or 28976644 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 51.

The square root of 347719668 is about 18647.2429061242. The cubic root of 347719668 is about 703.1960438713.

The spelling of 347719668 in words is "three hundred forty-seven million, seven hundred nineteen thousand, six hundred sixty-eight".