706165 has 4 divisors (see below), whose sum is σ = 847404. Its totient is φ = 564928.

The previous prime is 706159. The next prime is 706183. The reversal of 706165 is 561607.

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 174724 + 531441 = 418^2 + 729^2 .

It is a cyclic number.

It is not a de Polignac number, because 706165 - 2³ = 706157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70612 + ... + 70621.

It is an arithmetic number, because the mean of its divisors is an integer number (211851).

2⁷⁰⁶¹⁶⁵ is an apocalyptic number.

It is an amenable number.

706165 is a deficient number, since it is larger than the sum of its proper divisors (141239).

706165 is a wasteful number, since it uses less digits than its factorization.

706165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141238.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 706165 is about 840.3362422269. The cubic root of 706165 is about 89.0503019100.

The spelling of 706165 in words is "seven hundred six thousand, one hundred sixty-five".