385848771 has 16 divisors (see below), whose sum is σ = 641411328. Its totient is φ = 200440800.

The previous prime is 385848769. The next prime is 385848781. The reversal of 385848771 is 177848583.

It is not a de Polignac number, because 385848771 - 2¹ = 385848769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (385848721) 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, 834940 + ... + 835401.

It is an arithmetic number, because the mean of its divisors is an integer number (40088208).

Almost surely, 2^385848771 is an apocalyptic number.

385848771 is a deficient number, since it is larger than the sum of its proper divisors (255562557).

385848771 is a wasteful number, since it uses less digits than its factorization.

385848771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1670362.

The product of its digits is 1505280, while the sum is 51.

The square root of 385848771 is about 19643.0336506355. The cubic root of 385848771 is about 728.0128422995.

The spelling of 385848771 in words is "three hundred eighty-five million, eight hundred forty-eight thousand, seven hundred seventy-one".