659479 has 8 divisors (see below), whose sum is σ = 702432. Its totient is φ = 617760.

The previous prime is 659473. The next prime is 659497. The reversal of 659479 is 974956.

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

It is a cyclic number.

It is not a de Polignac number, because 659479 - 2¹¹ = 657431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (659473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 949 + ... + 1489.

It is an arithmetic number, because the mean of its divisors is an integer number (87804).

2⁶⁵⁹⁴⁷⁹ is an apocalyptic number.

659479 is a deficient number, since it is larger than the sum of its proper divisors (42953).

659479 is a wasteful number, since it uses less digits than its factorization.

659479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617.

The product of its digits is 68040, while the sum is 40.

The square root of 659479 is about 812.0831238242. The cubic root of 659479 is about 87.0429611223.

It can be divided in two parts, 65947 and 9, that added together give a palindrome (65956).

The spelling of 659479 in words is "six hundred fifty-nine thousand, four hundred seventy-nine".