347656668 has 24 divisors (see below), whose sum is σ = 813093120. Its totient is φ = 115614960.

The previous prime is 347656667. The next prime is 347656693. The reversal of 347656668 is 866656743.

It is a self number, because there is not a number n which added to its sum of digits gives 347656668.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (347656667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28438 + ... + 38781.

It is an arithmetic number, because the mean of its divisors is an integer number (33878880).

Almost surely, 2^347656668 is an apocalyptic number.

It is an amenable number.

347656668 is an abundant number, since it is smaller than the sum of its proper divisors (465436452).

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

347656668 is a wasteful number, since it uses less digits than its factorization.

347656668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67657 (or 67655 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 51.

The square root of 347656668 is about 18645.5535718305. The cubic root of 347656668 is about 703.1535728517.

The spelling of 347656668 in words is "three hundred forty-seven million, six hundred fifty-six thousand, six hundred sixty-eight".