706665706 has 8 divisors (see below), whose sum is σ = 1062107424. Its totient is φ = 352629900.

The previous prime is 706665703. The next prime is 706665737. The reversal of 706665706 is 607566607.

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

It is not an unprimeable number, because it can be changed into a prime (706665703) by changing a digit.

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, 350220 + ... + 352231.

It is an arithmetic number, because the mean of its divisors is an integer number (132763428).

Almost surely, 2^706665706 is an apocalyptic number.

706665706 is a deficient number, since it is larger than the sum of its proper divisors (355441718).

706665706 is a wasteful number, since it uses less digits than its factorization.

706665706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702956.

The product of its (nonzero) digits is 317520, while the sum is 43.

The square root of 706665706 is about 26583.1846474421. The cubic root of 706665706 is about 890.7134396403.

Subtracting from 706665706 its reverse (607566607), we obtain a palindrome (99099099).

The spelling of 706665706 in words is "seven hundred six million, six hundred sixty-five thousand, seven hundred six".