659956 has 24 divisors (see below), whose sum is σ = 1288224. Its totient is φ = 293280.

The previous prime is 659951. The next prime is 659963.

659956 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (659951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2191 + ... + 2473.

It is an arithmetic number, because the mean of its divisors is an integer number (53676).

2⁶⁵⁹⁹⁵⁶ is an apocalyptic number.

It is an amenable number.

659956 is a deficient number, since it is larger than the sum of its proper divisors (628268).

659956 is a wasteful number, since it uses less digits than its factorization.

659956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351 (or 349 counting only the distinct ones).

The product of its digits is 72900, while the sum is 40.

The square root of 659956 is about 812.3767598842. The cubic root of 659956 is about 87.0639420715.

The spelling of 659956 in words is "six hundred fifty-nine thousand, nine hundred fifty-six".