659028 has 12 divisors (see below), whose sum is σ = 1537760. Its totient is φ = 219672.

The previous prime is 659023. The next prime is 659047. The reversal of 659028 is 820956.

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

It is a junction number, because it is equal to n+sod(n) for n = 658986 and 659004.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 659028.

It is not an unprimeable number, because it can be changed into a prime (659023) by changing a digit.

659028 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 3 ways as a sum of consecutive naturals, for example, 27448 + ... + 27471.

2⁶⁵⁹⁰²⁸ is an apocalyptic number.

It is an amenable number.

659028 is an abundant number, since it is smaller than the sum of its proper divisors (878732).

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

659028 is a wasteful number, since it uses less digits than its factorization.

659028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54926 (or 54924 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 659028 is about 811.8053953997. The cubic root of 659028 is about 87.0231144819.

The spelling of 659028 in words is "six hundred fifty-nine thousand, twenty-eight".