259742 has 8 divisors (see below), whose sum is σ = 445296. Its totient is φ = 111312.

The previous prime is 259733. The next prime is 259751. The reversal of 259742 is 247952.

259742 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (259733) and next prime (259751).

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 259742.

It is an unprimeable number.

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, 9263 + ... + 9290.

It is an arithmetic number, because the mean of its divisors is an integer number (55662).

2²⁵⁹⁷⁴² is an apocalyptic number.

259742 is a deficient number, since it is larger than the sum of its proper divisors (185554).

259742 is a wasteful number, since it uses less digits than its factorization.

259742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18562.

The product of its digits is 5040, while the sum is 29.

The square root of 259742 is about 509.6488987529. The cubic root of 259742 is about 63.8039246414.

It can be divided in two parts, 259 and 742, that added together give a palindrome (1001).

The spelling of 259742 in words is "two hundred fifty-nine thousand, seven hundred forty-two".