3969833 has 6 divisors (see below), whose sum is σ = 4618026. Its totient is φ = 3402672.

The previous prime is 3969827. The next prime is 3969853. The reversal of 3969833 is 3389693.

3969833 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., 3952144 + 17689 = 1988^2 + 133^2 .

It is not a de Polignac number, because 3969833 - 2⁶ = 3969769 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3969853) 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 5 ways as a sum of consecutive naturals, for example, 40460 + ... + 40557.

It is an arithmetic number, because the mean of its divisors is an integer number (769671).

Almost surely, 2^3969833 is an apocalyptic number.

It is an amenable number.

3969833 is a deficient number, since it is larger than the sum of its proper divisors (648193).

3969833 is an equidigital number, since it uses as much as digits as its factorization.

3969833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81031 (or 81024 counting only the distinct ones).

The product of its digits is 104976, while the sum is 41.

The square root of 3969833 is about 1992.4439766277. The cubic root of 3969833 is about 158.3400383741.

The spelling of 3969833 in words is "three million, nine hundred sixty-nine thousand, eight hundred thirty-three".