705606 has 16 divisors (see below), whose sum is σ = 1539648. Its totient is φ = 213800.

The previous prime is 705559. The next prime is 705613. The reversal of 705606 is 606507.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5280 + ... + 5411.

It is an arithmetic number, because the mean of its divisors is an integer number (96228).

2⁷⁰⁵⁶⁰⁶ is an apocalyptic number.

705606 is an abundant number, since it is smaller than the sum of its proper divisors (834042).

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

705606 is a wasteful number, since it uses less digits than its factorization.

705606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10707.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 705606 is about 840.0035714210. The cubic root of 705606 is about 89.0267983098.

Subtracting from 705606 its reverse (606507), we obtain a palindrome (99099).

The spelling of 705606 in words is "seven hundred five thousand, six hundred six".