679832 has 8 divisors (see below), whose sum is σ = 1274700. Its totient is φ = 339912.

The previous prime is 679829. The next prime is 679837. The reversal of 679832 is 238976.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 679792 and 679801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679837) 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 as a sum of consecutive naturals, namely, 42482 + ... + 42497.

2⁶⁷⁹⁸³² is an apocalyptic number.

It is an amenable number.

679832 is a deficient number, since it is larger than the sum of its proper divisors (594868).

679832 is a wasteful number, since it uses less digits than its factorization.

679832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84985 (or 84981 counting only the distinct ones).

The product of its digits is 18144, while the sum is 35.

The square root of 679832 is about 824.5192538686. The cubic root of 679832 is about 87.9293510096.

The spelling of 679832 in words is "six hundred seventy-nine thousand, eight hundred thirty-two".