706666670 has 16 divisors (see below), whose sum is σ = 1272417120. Its totient is φ = 282573984.

The previous prime is 706666657. The next prime is 706666721. The reversal of 706666670 is 76666607.

706666670 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 an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26351 + ... + 45909.

It is an arithmetic number, because the mean of its divisors is an integer number (79526070).

Almost surely, 2^706666670 is an apocalyptic number.

706666670 is a deficient number, since it is larger than the sum of its proper divisors (565750450).

706666670 is a wasteful number, since it uses less digits than its factorization.

706666670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23179.

The product of its (nonzero) digits is 381024, while the sum is 44.

The square root of 706666670 is about 26583.2027791987. The cubic root of 706666670 is about 890.7138446632.

The spelling of 706666670 in words is "seven hundred six million, six hundred sixty-six thousand, six hundred seventy".