659760 has 40 divisors (see below), whose sum is σ = 2046000. Its totient is φ = 175872.

The previous prime is 659759. The next prime is 659761. The reversal of 659760 is 67956.

It is an interprime number because it is at equal distance from previous prime (659759) and next prime (659761).

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (659761) 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, 1135 + ... + 1614.

It is an arithmetic number, because the mean of its divisors is an integer number (51150).

2⁶⁵⁹⁷⁶⁰ is an apocalyptic number.

659760 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

659760 is an abundant number, since it is smaller than the sum of its proper divisors (1386240).

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

659760 is a wasteful number, since it uses less digits than its factorization.

659760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2765 (or 2759 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 659760 is about 812.2561172438. The cubic root of 659760 is about 87.0553221926.

The spelling of 659760 in words is "six hundred fifty-nine thousand, seven hundred sixty".