806706 has 16 divisors (see below), whose sum is σ = 1792800. Its totient is φ = 268884.

The previous prime is 806671. The next prime is 806719. The reversal of 806706 is 607608.

806706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 806706.

It is an unprimeable number.

806706 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 7 ways as a sum of consecutive naturals, for example, 7416 + ... + 7523.

It is an arithmetic number, because the mean of its divisors is an integer number (112050).

2⁸⁰⁶⁷⁰⁶ is an apocalyptic number.

806706 is an abundant number, since it is smaller than the sum of its proper divisors (986094).

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

806706 is a wasteful number, since it uses less digits than its factorization.

806706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14950 (or 14944 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 806706 is about 898.1681357073. The cubic root of 806706 is about 93.0904427129.

It can be divided in two parts, 80 and 6706, that added together give a triangular number (6786 = T₁₁₆).

The spelling of 806706 in words is "eight hundred six thousand, seven hundred six".