259946 has 8 divisors (see below), whose sum is σ = 406944. Its totient is φ = 124300.

The previous prime is 259943. The next prime is 259949. The reversal of 259946 is 649952.

It is an interprime number because it is at equal distance from previous prime (259943) and next prime (259949).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (259943) 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 in 3 ways as a sum of consecutive naturals, for example, 2780 + ... + 2871.

It is an arithmetic number, because the mean of its divisors is an integer number (50868).

2²⁵⁹⁹⁴⁶ is an apocalyptic number.

259946 is a deficient number, since it is larger than the sum of its proper divisors (146998).

259946 is a wasteful number, since it uses less digits than its factorization.

259946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5676.

The product of its digits is 19440, while the sum is 35.

The square root of 259946 is about 509.8489972531. The cubic root of 259946 is about 63.8206240258.

The spelling of 259946 in words is "two hundred fifty-nine thousand, nine hundred forty-six".