706280668 has 12 divisors (see below), whose sum is σ = 1248734032. Its totient is φ = 349499520.

The previous prime is 706280639. The next prime is 706280669. The reversal of 706280668 is 866082607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706280669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 909768 + ... + 910543.

Almost surely, 2^706280668 is an apocalyptic number.

It is an amenable number.

706280668 is a deficient number, since it is larger than the sum of its proper divisors (542453364).

706280668 is a wasteful number, since it uses less digits than its factorization.

706280668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1820412 (or 1820410 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 706280668 is about 26575.9415261247. The cubic root of 706280668 is about 890.5516371425.

The spelling of 706280668 in words is "seven hundred six million, two hundred eighty thousand, six hundred sixty-eight".