679608 has 24 divisors (see below), whose sum is σ = 1840800. Its totient is φ = 226512.

The previous prime is 679607. The next prime is 679633. The reversal of 679608 is 806976.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

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 679608.

It is not an unprimeable number, because it can be changed into a prime (679603) 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 5 ways as a sum of consecutive naturals, for example, 4648 + ... + 4791.

It is an arithmetic number, because the mean of its divisors is an integer number (76700).

2⁶⁷⁹⁶⁰⁸ is an apocalyptic number.

It is an amenable number.

679608 is an abundant number, since it is smaller than the sum of its proper divisors (1161192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

679608 is a wasteful number, since it uses less digits than its factorization.

679608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9451 (or 9444 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 679608 is about 824.3834059465. The cubic root of 679608 is about 87.9196925752.

The spelling of 679608 in words is "six hundred seventy-nine thousand, six hundred eight".