3853686424 has 32 divisors (see below), whose sum is σ = 8308581120. Its totient is φ = 1641443616.

The previous prime is 3853686401. The next prime is 3853686433. The reversal of 3853686424 is 4246863583.

3853686424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201964 + ... + 220219.

It is an arithmetic number, because the mean of its divisors is an integer number (259643160).

Almost surely, 2^3853686424 is an apocalyptic number.

It is an amenable number.

3853686424 is an abundant number, since it is smaller than the sum of its proper divisors (4454894696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3853686424 is a wasteful number, since it uses less digits than its factorization.

3853686424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422359 (or 422355 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 49.

The square root of 3853686424 is about 62078.0671735195. The cubic root of 3853686424 is about 1567.8052858919.

The spelling of 3853686424 in words is "three billion, eight hundred fifty-three million, six hundred eighty-six thousand, four hundred twenty-four".