259342 has 4 divisors (see below), whose sum is σ = 389016. Its totient is φ = 129670.

The previous prime is 259339. The next prime is 259379. The reversal of 259342 is 243952.

It is a happy number.

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

It is a congruent number.

It is an unprimeable 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, 64834 + ... + 64837.

It is an arithmetic number, because the mean of its divisors is an integer number (97254).

2²⁵⁹³⁴² is an apocalyptic number.

259342 is a deficient number, since it is larger than the sum of its proper divisors (129674).

259342 is a wasteful number, since it uses less digits than its factorization.

259342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129673.

The product of its digits is 2160, while the sum is 25.

The square root of 259342 is about 509.2563205302. The cubic root of 259342 is about 63.7711553523.

The spelling of 259342 in words is "two hundred fifty-nine thousand, three hundred forty-two".