258065727 has 8 divisors (see below), whose sum is σ = 359048064. Its totient is φ = 164563608.

The previous prime is 258065723. The next prime is 258065737. The reversal of 258065727 is 727560852.

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

It is not a de Polignac number, because 258065727 - 2² = 258065723 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258065723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1869973 + ... + 1870110.

It is an arithmetic number, because the mean of its divisors is an integer number (44881008).

Almost surely, 2^258065727 is an apocalyptic number.

258065727 is a deficient number, since it is larger than the sum of its proper divisors (100982337).

258065727 is a wasteful number, since it uses less digits than its factorization.

258065727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3740109.

The product of its (nonzero) digits is 235200, while the sum is 42.

The square root of 258065727 is about 16064.4242660607. The cubic root of 258065727 is about 636.6637314570.

The spelling of 258065727 in words is "two hundred fifty-eight million, sixty-five thousand, seven hundred twenty-seven".