259804 has 6 divisors (see below), whose sum is σ = 454664. Its totient is φ = 129900.

The previous prime is 259801. The next prime is 259813. The reversal of 259804 is 408952.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32472 + ... + 32479.

2²⁵⁹⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

259804 is a deficient number, since it is larger than the sum of its proper divisors (194860).

259804 is a wasteful number, since it uses less digits than its factorization.

259804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64955 (or 64953 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 259804 is about 509.7097213120. The cubic root of 259804 is about 63.8090008691.

The spelling of 259804 in words is "two hundred fifty-nine thousand, eight hundred four".