659796 has 12 divisors (see below), whose sum is σ = 1539552. Its totient is φ = 219928.

The previous prime is 659783. The next prime is 659819. The reversal of 659796 is 697956.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

659796 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 3 ways as a sum of consecutive naturals, for example, 27480 + ... + 27503.

It is an arithmetic number, because the mean of its divisors is an integer number (128296).

2⁶⁵⁹⁷⁹⁶ is an apocalyptic number.

It is an amenable number.

659796 is an abundant number, since it is smaller than the sum of its proper divisors (879756).

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

659796 is a wasteful number, since it uses less digits than its factorization.

659796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54990 (or 54988 counting only the distinct ones).

The product of its digits is 102060, while the sum is 42.

The square root of 659796 is about 812.2782774394. The cubic root of 659796 is about 87.0569055637.

The spelling of 659796 in words is "six hundred fifty-nine thousand, seven hundred ninety-six".