3813836 has 24 divisors (see below), whose sum is σ = 7295904. Its totient is φ = 1733760.

The previous prime is 3813811. The next prime is 3813847. The reversal of 3813836 is 6383183.

It is a happy number.

3813836 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 3176 + ... + 4208.

It is an arithmetic number, because the mean of its divisors is an integer number (303996).

Almost surely, 2^3813836 is an apocalyptic number.

It is an amenable number.

3813836 is a deficient number, since it is larger than the sum of its proper divisors (3482068).

3813836 is a wasteful number, since it uses less digits than its factorization.

3813836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121 (or 1119 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

The square root of 3813836 is about 1952.9045035536. The cubic root of 3813836 is about 156.2382399682.

The spelling of 3813836 in words is "three million, eight hundred thirteen thousand, eight hundred thirty-six".