679846 has 8 divisors (see below), whose sum is σ = 1023984. Its totient is φ = 338520.

The previous prime is 679843. The next prime is 679859. The reversal of 679846 is 648976.

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

It is a junction number, because it is equal to n+sod(n) for n = 679799 and 679808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76 + ... + 1168.

It is an arithmetic number, because the mean of its divisors is an integer number (127998).

2⁶⁷⁹⁸⁴⁶ is an apocalyptic number.

679846 is a deficient number, since it is larger than the sum of its proper divisors (344138).

679846 is a wasteful number, since it uses less digits than its factorization.

679846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406.

The product of its digits is 72576, while the sum is 40.

The square root of 679846 is about 824.5277436206. The cubic root of 679846 is about 87.9299545913.

The spelling of 679846 in words is "six hundred seventy-nine thousand, eight hundred forty-six".