259328 has 18 divisors (see below), whose sum is σ = 518154. Its totient is φ = 129536.

The previous prime is 259321. The next prime is 259339. The reversal of 259328 is 823952.

It can be written as a sum of positive squares in only one way, i.e., 135424 + 123904 = 368^2 + 352^2 .

It is a nialpdrome in base 4.

It is a zygodrome in base 4.

It is a self number, because there is not a number n which added to its sum of digits gives 259328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251 + ... + 762.

2²⁵⁹³²⁸ is an apocalyptic number.

It is an amenable number.

259328 is a deficient number, since it is larger than the sum of its proper divisors (258826).

259328 is an equidigital number, since it uses as much as digits as its factorization.

259328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029 (or 1015 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 259328 is about 509.2425748109. The cubic root of 259328 is about 63.7700078171.

The spelling of 259328 in words is "two hundred fifty-nine thousand, three hundred twenty-eight".