259983 has 8 divisors (see below), whose sum is σ = 385200. Its totient is φ = 173304.

The previous prime is 259967. The next prime is 259991. The reversal of 259983 is 389952.

It is not a de Polignac number, because 259983 - 2⁴ = 259967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259933) 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, 4788 + ... + 4841.

It is an arithmetic number, because the mean of its divisors is an integer number (48150).

2²⁵⁹⁹⁸³ is an apocalyptic number.

259983 is a deficient number, since it is larger than the sum of its proper divisors (125217).

259983 is an equidigital number, since it uses as much as digits as its factorization.

259983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9638 (or 9632 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 259983 is about 509.8852812153. The cubic root of 259983 is about 63.8236518997.

The spelling of 259983 in words is "two hundred fifty-nine thousand, nine hundred eighty-three".