3644422 has 16 divisors (see below), whose sum is σ = 5778432. Its totient is φ = 1721160.

The previous prime is 3644411. The next prime is 3644423. The reversal of 3644422 is 2244463.

3644422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3644423) 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 7 ways as a sum of consecutive naturals, for example, 1983 + ... + 3349.

It is an arithmetic number, because the mean of its divisors is an integer number (361152).

Almost surely, 2^3644422 is an apocalyptic number.

3644422 is a deficient number, since it is larger than the sum of its proper divisors (2134010).

3644422 is a wasteful number, since it uses less digits than its factorization.

3644422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1443.

The product of its digits is 4608, while the sum is 25.

The square root of 3644422 is about 1909.0369299728. The cubic root of 3644422 is about 153.8897000705.

Adding to 3644422 its reverse (2244463), we get a palindrome (5888885).

The spelling of 3644422 in words is "three million, six hundred forty-four thousand, four hundred twenty-two".