706705 has 16 divisors (see below), whose sum is σ = 918720. Its totient is φ = 520128.

The previous prime is 706703. The next prime is 706709. The reversal of 706705 is 507607.

It is not a de Polignac number, because 706705 - 2¹ = 706703 is a prime.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 706705.

It is not an unprimeable number, because it can be changed into a prime (706703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3999 + ... + 4171.

It is an arithmetic number, because the mean of its divisors is an integer number (57420).

2⁷⁰⁶⁷⁰⁵ is an apocalyptic number.

It is an amenable number.

706705 is a deficient number, since it is larger than the sum of its proper divisors (212015).

706705 is a wasteful number, since it uses less digits than its factorization.

706705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240.

The product of its (nonzero) digits is 1470, while the sum is 25.

The square root of 706705 is about 840.6574807851. The cubic root of 706705 is about 89.0729948646.

The spelling of 706705 in words is "seven hundred six thousand, seven hundred five".