706624866 has 12 divisors (see below), whose sum is σ = 1531020582. Its totient is φ = 235541616.

The previous prime is 706624847. The next prime is 706624879. The reversal of 706624866 is 668426607.

706624866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 698069241 + 8555625 = 26421^2 + 2925^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19628451 + ... + 19628486.

Almost surely, 2^706624866 is an apocalyptic number.

706624866 is an abundant number, since it is smaller than the sum of its proper divisors (824395716).

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

706624866 is a wasteful number, since it uses less digits than its factorization.

706624866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39256945 (or 39256942 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 706624866 is about 26582.4164815767. The cubic root of 706624866 is about 890.6962804483.

The spelling of 706624866 in words is "seven hundred six million, six hundred twenty-four thousand, eight hundred sixty-six".