679587 has 8 divisors (see below), whose sum is σ = 910080. Its totient is φ = 451080.

The previous prime is 679561. The next prime is 679597. The reversal of 679587 is 785976.

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

It is not a de Polignac number, because 679587 - 2¹⁰ = 678563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (679517) 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, 762 + ... + 1392.

It is an arithmetic number, because the mean of its divisors is an integer number (113760).

2⁶⁷⁹⁵⁸⁷ is an apocalyptic number.

679587 is a deficient number, since it is larger than the sum of its proper divisors (230493).

679587 is a wasteful number, since it uses less digits than its factorization.

679587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993.

The product of its digits is 105840, while the sum is 42.

The square root of 679587 is about 824.3706690561. The cubic root of 679587 is about 87.9187869882.

The spelling of 679587 in words is "six hundred seventy-nine thousand, five hundred eighty-seven".