385258959 has 12 divisors (see below), whose sum is σ = 556756200. Its totient is φ = 256714224.

The previous prime is 385258949. The next prime is 385258999. The reversal of 385258959 is 959852583.

385258959 is a `hidden beast` number, since 3 + 8 + 5 + 2 + 589 + 59 = 666.

It is not a de Polignac number, because 385258959 - 2⁵ = 385258927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385258949) 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 11 ways as a sum of consecutive naturals, for example, 11512 + ... + 30050.

It is an arithmetic number, because the mean of its divisors is an integer number (46396350).

Almost surely, 2^385258959 is an apocalyptic number.

385258959 is a deficient number, since it is larger than the sum of its proper divisors (171497241).

385258959 is a wasteful number, since it uses less digits than its factorization.

385258959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20854 (or 20851 counting only the distinct ones).

The product of its digits is 3888000, while the sum is 54.

The square root of 385258959 is about 19628.0146474370. The cubic root of 385258959 is about 727.6417040721.

The spelling of 385258959 in words is "three hundred eighty-five million, two hundred fifty-eight thousand, nine hundred fifty-nine".