3839541957 has 12 divisors (see below), whose sum is σ = 5552340300. Its totient is φ = 2556770688.

The previous prime is 3839541949. The next prime is 3839541973. The reversal of 3839541957 is 7591459383.

3839541957 is a `hidden beast` number, since 3 + 8 + 3 + 9 + 541 + 95 + 7 = 666.

3839541957 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2467506276 + 1372035681 = 49674^2 + 37041^2 .

It is not a de Polignac number, because 3839541957 - 2³ = 3839541949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3839541947) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 235332 + ... + 251117.

It is an arithmetic number, because the mean of its divisors is an integer number (462695025).

Almost surely, 2^3839541957 is an apocalyptic number.

It is an amenable number.

3839541957 is a deficient number, since it is larger than the sum of its proper divisors (1712798343).

3839541957 is a wasteful number, since it uses less digits than its factorization.

3839541957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487332 (or 487329 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 54.

The square root of 3839541957 is about 61964.0376105366. The cubic root of 3839541957 is about 1565.8847908765.

The spelling of 3839541957 in words is "three billion, eight hundred thirty-nine million, five hundred forty-one thousand, nine hundred fifty-seven".