259595997 has 8 divisors (see below), whose sum is σ = 347508000. Its totient is φ = 172374000.

The previous prime is 259595939. The next prime is 259596011. The reversal of 259595997 is 799595952.

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

It is not a de Polignac number, because 259595997 - 2¹¹ = 259593949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 259595997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259595197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171622 + ... + 173127.

It is an arithmetic number, because the mean of its divisors is an integer number (43438500).

Almost surely, 2^259595997 is an apocalyptic number.

It is an amenable number.

259595997 is a deficient number, since it is larger than the sum of its proper divisors (87912003).

259595997 is a wasteful number, since it uses less digits than its factorization.

259595997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345003.

The product of its digits is 11481750, while the sum is 60.

The square root of 259595997 is about 16111.9830250655. The cubic root of 259595997 is about 637.9196750648.

The spelling of 259595997 in words is "two hundred fifty-nine million, five hundred ninety-five thousand, nine hundred ninety-seven".