670079 has 8 divisors (see below), whose sum is σ = 699840. Its totient is φ = 641056.

The previous prime is 670051. The next prime is 670097. The reversal of 670079 is 970076.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 670079 - 2¹² = 665983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670039) 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 7 ways as a sum of consecutive naturals, for example, 2357 + ... + 2625.

It is an arithmetic number, because the mean of its divisors is an integer number (87480).

2⁶⁷⁰⁰⁷⁹ is an apocalyptic number.

670079 is a deficient number, since it is larger than the sum of its proper divisors (29761).

670079 is a wasteful number, since it uses less digits than its factorization.

670079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369.

The product of its (nonzero) digits is 2646, while the sum is 29.

The square root of 670079 is about 818.5835326954. The cubic root of 670079 is about 87.5068402816.

The spelling of 670079 in words is "six hundred seventy thousand, seventy-nine".