3821853 has 12 divisors (see below), whose sum is σ = 5928000. Its totient is φ = 2183832.

The previous prime is 3821837. The next prime is 3821863. The reversal of 3821853 is 3581283.

It is a happy number.

3821853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3821853 - 2⁴ = 3821837 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3821853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3821803) 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 in 11 ways as a sum of consecutive naturals, for example, 12853 + ... + 13146.

It is an arithmetic number, because the mean of its divisors is an integer number (494000).

Almost surely, 2^3821853 is an apocalyptic number.

It is an amenable number.

3821853 is a deficient number, since it is larger than the sum of its proper divisors (2106147).

3821853 is a wasteful number, since it uses less digits than its factorization.

3821853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26016 (or 26009 counting only the distinct ones).

The product of its digits is 5760, while the sum is 30.

The square root of 3821853 is about 1954.9560097353. The cubic root of 3821853 is about 156.3476386009.

The spelling of 3821853 in words is "three million, eight hundred twenty-one thousand, eight hundred fifty-three".