659140 has 12 divisors (see below), whose sum is σ = 1384236. Its totient is φ = 263648.

The previous prime is 659137. The next prime is 659159. The reversal of 659140 is 41956.

It can be written as a sum of positive squares in 2 ways, for example, as 484416 + 174724 = 696^2 + 418^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16459 + ... + 16498.

It is an arithmetic number, because the mean of its divisors is an integer number (115353).

2⁶⁵⁹¹⁴⁰ is an apocalyptic number.

It is an amenable number.

659140 is an abundant number, since it is smaller than the sum of its proper divisors (725096).

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

659140 is a wasteful number, since it uses less digits than its factorization.

659140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32966 (or 32964 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 659140 is about 811.8743745186. The cubic root of 659140 is about 87.0280439825.

The spelling of 659140 in words is "six hundred fifty-nine thousand, one hundred forty".