259466 has 4 divisors (see below), whose sum is σ = 389202. Its totient is φ = 129732.

The previous prime is 259459. The next prime is 259499. The reversal of 259466 is 664952.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 207025 + 52441 = 455^2 + 229^2 .

It is a Curzon number.

It is an unprimeable number.

259466 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64865 + ... + 64868.

2²⁵⁹⁴⁶⁶ is an apocalyptic number.

259466 is a deficient number, since it is larger than the sum of its proper divisors (129736).

259466 is a wasteful number, since it uses less digits than its factorization.

259466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129735.

The product of its digits is 12960, while the sum is 32.

The square root of 259466 is about 509.3780521381. The cubic root of 259466 is about 63.7813174334.

It can be divided in two parts, 25946 and 6, that added together give a palindrome (25952).

The spelling of 259466 in words is "two hundred fifty-nine thousand, four hundred sixty-six".