706045 has 4 divisors (see below), whose sum is σ = 847260. Its totient is φ = 564832.

The previous prime is 706039. The next prime is 706049. The reversal of 706045 is 540607.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 196249 + 509796 = 443^2 + 714^2 .

It is a cyclic number.

It is not a de Polignac number, because 706045 - 2⁹ = 705533 is a prime.

It is a Smith number, since the sum of its digits (22) 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 not an unprimeable number, because it can be changed into a prime (706049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70600 + ... + 70609.

It is an arithmetic number, because the mean of its divisors is an integer number (211815).

2⁷⁰⁶⁰⁴⁵ is an apocalyptic number.

It is an amenable number.

706045 is a deficient number, since it is larger than the sum of its proper divisors (141215).

706045 is a wasteful number, since it uses less digits than its factorization.

706045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141214.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 706045 is about 840.2648392025. The cubic root of 706045 is about 89.0452574602.

The spelling of 706045 in words is "seven hundred six thousand, forty-five".