3853845429 has 16 divisors (see below), whose sum is σ = 5927413248. Its totient is φ = 2181614832.

The previous prime is 3853845403. The next prime is 3853845497. The reversal of 3853845429 is 9245483583.

It is a happy number.

It is not a de Polignac number, because 3853845429 - 2¹¹ = 3853843381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3853845329) 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 15 ways as a sum of consecutive naturals, for example, 855307 + ... + 859800.

It is an arithmetic number, because the mean of its divisors is an integer number (370463328).

Almost surely, 2^3853845429 is an apocalyptic number.

It is an amenable number.

3853845429 is a deficient number, since it is larger than the sum of its proper divisors (2073567819).

3853845429 is a wasteful number, since it uses less digits than its factorization.

3853845429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1715224.

The product of its digits is 4147200, while the sum is 51.

The square root of 3853845429 is about 62079.3478461235. The cubic root of 3853845429 is about 1567.8268484014.

The spelling of 3853845429 in words is "three billion, eight hundred fifty-three million, eight hundred forty-five thousand, four hundred twenty-nine".