259322742 has 32 divisors (see below), whose sum is σ = 658598400. Its totient is φ = 74092104.

The previous prime is 259322741. The next prime is 259322747. The reversal of 259322742 is 247223952.

259322742 is a `hidden beast` number, since 2 + 593 + 2 + 27 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 259322697 and 259322706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259322741) 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 15 ways as a sum of consecutive naturals, for example, 342642 + ... + 343397.

It is an arithmetic number, because the mean of its divisors is an integer number (20581200).

Almost surely, 2^259322742 is an apocalyptic number.

259322742 is an abundant number, since it is smaller than the sum of its proper divisors (399275658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

259322742 is a wasteful number, since it uses less digits than its factorization.

259322742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686057 (or 686051 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 259322742 is about 16103.5009237122. The cubic root of 259322742 is about 637.6957682496.

The spelling of 259322742 in words is "two hundred fifty-nine million, three hundred twenty-two thousand, seven hundred forty-two".