706671 has 16 divisors (see below), whose sum is σ = 1196800. Its totient is φ = 403704.

The previous prime is 706669. The next prime is 706679. The reversal of 706671 is 176607.

It is not a de Polignac number, because 706671 - 2¹ = 706669 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706679) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1681 + ... + 2058.

It is an arithmetic number, because the mean of its divisors is an integer number (74800).

2⁷⁰⁶⁶⁷¹ is an apocalyptic number.

706671 is a deficient number, since it is larger than the sum of its proper divisors (490129).

706671 is a wasteful number, since it uses less digits than its factorization.

706671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3755 (or 3749 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 706671 is about 840.6372582749. The cubic root of 706671 is about 89.0715663900.

The spelling of 706671 in words is "seven hundred six thousand, six hundred seventy-one".