706856 has 16 divisors (see below), whose sum is σ = 1336500. Its totient is φ = 350464.

The previous prime is 706847. The next prime is 706883. The reversal of 706856 is 658607.

It can be written as a sum of positive squares in 2 ways, for example, as 688900 + 17956 = 830^2 + 134^2 .

It is an unprimeable number.

706856 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 896 + ... + 1488.

2⁷⁰⁶⁸⁵⁶ is an apocalyptic number.

It is an amenable number.

706856 is a deficient number, since it is larger than the sum of its proper divisors (629644).

706856 is a wasteful number, since it uses less digits than its factorization.

706856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748 (or 744 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 706856 is about 840.7472866444. The cubic root of 706856 is about 89.0793384188.

The spelling of 706856 in words is "seven hundred six thousand, eight hundred fifty-six".