679085 has 8 divisors (see below), whose sum is σ = 889056. Its totient is φ = 493840.

The previous prime is 679067. The next prime is 679087. The reversal of 679085 is 580976.

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

It is not a de Polignac number, because 679085 - 2⁸ = 678829 is a prime.

It is a super-2 number, since 2×679085² = 922312874450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679087) 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 7 ways as a sum of consecutive naturals, for example, 6119 + ... + 6228.

It is an arithmetic number, because the mean of its divisors is an integer number (111132).

2⁶⁷⁹⁰⁸⁵ is an apocalyptic number.

It is an amenable number.

679085 is a deficient number, since it is larger than the sum of its proper divisors (209971).

679085 is a wasteful number, since it uses less digits than its factorization.

679085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12363.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 679085 is about 824.0661381224. The cubic root of 679085 is about 87.8971335904.

The spelling of 679085 in words is "six hundred seventy-nine thousand, eighty-five".