3857936 has 20 divisors (see below), whose sum is σ = 7658364. Its totient is φ = 1881600.

The previous prime is 3857921. The next prime is 3857941. The reversal of 3857936 is 6397583.

3857936 is digitally balanced in base 2, because in such base 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 1547536 + 2310400 = 1244^2 + 1520^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a junction number, because it is equal to n+sod(n) for n = 3857893 and 3857902.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2285 + ... + 3596.

Almost surely, 2^3857936 is an apocalyptic number.

It is an amenable number.

3857936 is a deficient number, since it is larger than the sum of its proper divisors (3800428).

3857936 is a wasteful number, since it uses less digits than its factorization.

3857936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5930 (or 5924 counting only the distinct ones).

The product of its digits is 136080, while the sum is 41.

The square root of 3857936 is about 1964.1629260324. The cubic root of 3857936 is about 156.8381362882.

The spelling of 3857936 in words is "three million, eight hundred fifty-seven thousand, nine hundred thirty-six".