3805136 has 10 divisors (see below), whose sum is σ = 7372482. Its totient is φ = 1902560.

The previous prime is 3805133. The next prime is 3805159. The reversal of 3805136 is 6315083.

3805136 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 only one way, i.e., 2496400 + 1308736 = 1580^2 + 1144^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3805133) by changing a digit.

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 as a sum of consecutive naturals, namely, 118895 + ... + 118926.

Almost surely, 2^3805136 is an apocalyptic number.

It is an amenable number.

3805136 is a deficient number, since it is larger than the sum of its proper divisors (3567346).

3805136 is a wasteful number, since it uses less digits than its factorization.

3805136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237829 (or 237823 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 3805136 is about 1950.6757803387. The cubic root of 3805136 is about 156.1193476355.

The spelling of 3805136 in words is "three million, eight hundred five thousand, one hundred thirty-six".