3824689 has 12 divisors (see below), whose sum is σ = 4271428. Its totient is φ = 3421440.

The previous prime is 3824683. The next prime is 3824713. The reversal of 3824689 is 9864283.

3824689 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 1210000 + 2614689 = 1100^2 + 1617^2 .

It is not a de Polignac number, because 3824689 - 2¹³ = 3816497 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3824683) 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, 8617 + ... + 9049.

Almost surely, 2^3824689 is an apocalyptic number.

It is an amenable number.

3824689 is a deficient number, since it is larger than the sum of its proper divisors (446739).

3824689 is a wasteful number, since it uses less digits than its factorization.

3824689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528 (or 517 counting only the distinct ones).

The product of its digits is 82944, while the sum is 40.

The square root of 3824689 is about 1955.6812112407. The cubic root of 3824689 is about 156.3863015455.

The spelling of 3824689 in words is "three million, eight hundred twenty-four thousand, six hundred eighty-nine".