259612 has 12 divisors (see below), whose sum is σ = 465696. Its totient is φ = 126560.

The previous prime is 259603. The next prime is 259619. The reversal of 259612 is 216952.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259619) by changing a digit.

259612 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 in 3 ways as a sum of consecutive naturals, for example, 628 + ... + 955.

It is an arithmetic number, because the mean of its divisors is an integer number (38808).

2²⁵⁹⁶¹² is an apocalyptic number.

It is an amenable number.

259612 is a deficient number, since it is larger than the sum of its proper divisors (206084).

259612 is a wasteful number, since it uses less digits than its factorization.

259612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1628 (or 1626 counting only the distinct ones).

The product of its digits is 1080, while the sum is 25.

The square root of 259612 is about 509.5213440083. The cubic root of 259612 is about 63.7932783149.

The spelling of 259612 in words is "two hundred fifty-nine thousand, six hundred twelve".