706855 has 4 divisors (see below), whose sum is σ = 848232. Its totient is φ = 565480.

The previous prime is 706847. The next prime is 706883. The reversal of 706855 is 558607.

706855 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 558607 = 7 ⋅79801.

It is not a de Polignac number, because 706855 - 2³ = 706847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70681 + ... + 70690.

It is an arithmetic number, because the mean of its divisors is an integer number (212058).

2⁷⁰⁶⁸⁵⁵ is an apocalyptic number.

706855 is a deficient number, since it is larger than the sum of its proper divisors (141377).

706855 is a wasteful number, since it uses less digits than its factorization.

706855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141376.

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 706855 is about 840.7466919352. The cubic root of 706855 is about 89.0792964115.

The spelling of 706855 in words is "seven hundred six thousand, eight hundred fifty-five".