659424 has 24 divisors (see below), whose sum is σ = 1731240. Its totient is φ = 219776.

The previous prime is 659423. The next prime is 659437. The reversal of 659424 is 424956.

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

It is a junction number, because it is equal to n+sod(n) for n = 659391 and 659400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (659423) 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, 3339 + ... + 3530.

It is an arithmetic number, because the mean of its divisors is an integer number (72135).

2⁶⁵⁹⁴²⁴ is an apocalyptic number.

It is an amenable number.

659424 is an abundant number, since it is smaller than the sum of its proper divisors (1071816).

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

659424 is a wasteful number, since it uses less digits than its factorization.

659424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6882 (or 6874 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 659424 is about 812.0492595896. The cubic root of 659424 is about 87.0405412848.

The spelling of 659424 in words is "six hundred fifty-nine thousand, four hundred twenty-four".