705308668 has 6 divisors (see below), whose sum is σ = 1234290176. Its totient is φ = 352654332.

The previous prime is 705308663. The next prime is 705308687. The reversal of 705308668 is 866803507.

705308668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705308663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88163580 + ... + 88163587.

Almost surely, 2^705308668 is an apocalyptic number.

It is an amenable number.

705308668 is a deficient number, since it is larger than the sum of its proper divisors (528981508).

705308668 is a wasteful number, since it uses less digits than its factorization.

705308668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176327171 (or 176327169 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 705308668 is about 26557.6480133313. The cubic root of 705308668 is about 890.1429169136.

The spelling of 705308668 in words is "seven hundred five million, three hundred eight thousand, six hundred sixty-eight".