706145 has 16 divisors (see below), whose sum is σ = 952128. Its totient is φ = 498240.

The previous prime is 706141. The next prime is 706151. The reversal of 706145 is 541607.

It is not a de Polignac number, because 706145 - 2² = 706141 is a prime.

It is a super-2 number, since 2×706145² = 997281522050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 706145.

It is not an unprimeable number, because it can be changed into a prime (706141) 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, 1862 + ... + 2208.

It is an arithmetic number, because the mean of its divisors is an integer number (59508).

2⁷⁰⁶¹⁴⁵ is an apocalyptic number.

It is an amenable number.

706145 is a deficient number, since it is larger than the sum of its proper divisors (245983).

706145 is a wasteful number, since it uses less digits than its factorization.

706145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 706145 is about 840.3243421442. The cubic root of 706145 is about 89.0494612081.

The spelling of 706145 in words is "seven hundred six thousand, one hundred forty-five".