670959 has 6 divisors (see below), whose sum is σ = 969176. Its totient is φ = 447300.

The previous prime is 670951. The next prime is 670963. The reversal of 670959 is 959076.

670959 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 670959 - 2³ = 670951 is a prime.

It is a Duffinian number.

670959 is strictly pandigital in base 7.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 670959.

It is not an unprimeable number, because it can be changed into a prime (670951) 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 5 ways as a sum of consecutive naturals, for example, 37267 + ... + 37284.

2⁶⁷⁰⁹⁵⁹ is an apocalyptic number.

670959 is a deficient number, since it is larger than the sum of its proper divisors (298217).

670959 is a wasteful number, since it uses less digits than its factorization.

670959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74557 (or 74554 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 36.

The square root of 670959 is about 819.1208702017. The cubic root of 670959 is about 87.5451304603.

The spelling of 670959 in words is "six hundred seventy thousand, nine hundred fifty-nine".