659120 has 80 divisors (see below), whose sum is σ = 1928448. Its totient is φ = 203520.

The previous prime is 659101. The next prime is 659137. The reversal of 659120 is 21956.

659120 = T₂₇₉ + T₂₈₀ + ... + T₂₉₄.

It is a tau number, because it is divible by the number of its divisors (80).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 659120.

It is an unprimeable number.

659120 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6107 + ... + 6213.

2⁶⁵⁹¹²⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 659120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (964224).

659120 is an abundant number, since it is smaller than the sum of its proper divisors (1269328).

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

659120 is a wasteful number, since it uses less digits than its factorization.

659120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 659120 is about 811.8620572486. The cubic root of 659120 is about 87.0271637555.

The spelling of 659120 in words is "six hundred fifty-nine thousand, one hundred twenty".