3857061436 has 12 divisors (see below), whose sum is σ = 6751675728. Its totient is φ = 1928011232.

The previous prime is 3857061433. The next prime is 3857061443. The reversal of 3857061436 is 6341607583.

It is a junction number, because it is equal to n+sod(n) for n = 3857061392 and 3857061401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3857061433) 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 3 ways as a sum of consecutive naturals, for example, 112921 + ... + 143056.

It is an arithmetic number, because the mean of its divisors is an integer number (562639644).

Almost surely, 2^3857061436 is an apocalyptic number.

It is an amenable number.

3857061436 is a deficient number, since it is larger than the sum of its proper divisors (2894614292).

3857061436 is a wasteful number, since it uses less digits than its factorization.

3857061436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259748 (or 259746 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 3857061436 is about 62105.2448348769. The cubic root of 3857061436 is about 1568.2628406519.

The spelling of 3857061436 in words is "three billion, eight hundred fifty-seven million, sixty-one thousand, four hundred thirty-six".