259135642 has 32 divisors (see below), whose sum is σ = 425721600. Its totient is φ = 117868608.

The previous prime is 259135633. The next prime is 259135691. The reversal of 259135642 is 246531952.

259135642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109908 + ... + 112240.

It is an arithmetic number, because the mean of its divisors is an integer number (13303800).

Almost surely, 2^259135642 is an apocalyptic number.

259135642 is a deficient number, since it is larger than the sum of its proper divisors (166585958).

259135642 is a wasteful number, since it uses less digits than its factorization.

259135642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2470.

The product of its digits is 64800, while the sum is 37.

The square root of 259135642 is about 16097.6905797074. The cubic root of 259135642 is about 637.5423666320.

The spelling of 259135642 in words is "two hundred fifty-nine million, one hundred thirty-five thousand, six hundred forty-two".