259942041 has 10 divisors (see below), whose sum is σ = 388308602. Its totient is φ = 173294640.

The previous prime is 259941989. The next prime is 259942061. The reversal of 259942041 is 140249952.

259942041 is a `hidden beast` number, since 2 + 599 + 4 + 20 + 41 = 666.

It can be written as a sum of positive squares in only one way, i.e., 185913225 + 74028816 = 13635^2 + 8604^2 .

It is not a de Polignac number, because 259942041 - 2¹¹ = 259939993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 259941987 and 259942005.

It is not an unprimeable number, because it can be changed into a prime (259942061) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1604500 + ... + 1604661.

Almost surely, 2^259942041 is an apocalyptic number.

It is an amenable number.

259942041 is a deficient number, since it is larger than the sum of its proper divisors (128366561).

259942041 is an equidigital number, since it uses as much as digits as its factorization.

259942041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3209173 (or 3209164 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 259942041 is about 16122.7181641310. The cubic root of 259942041 is about 638.2030002632.

The spelling of 259942041 in words is "two hundred fifty-nine million, nine hundred forty-two thousand, forty-one".