3644344 has 16 divisors (see below), whose sum is σ = 7454520. Its totient is φ = 1656480.

The previous prime is 3644339. The next prime is 3644351. The reversal of 3644344 is 4434463.

3644344 is nontrivially palindromic in base 7.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20619 + ... + 20794.

Almost surely, 2^3644344 is an apocalyptic number.

It is an amenable number.

3644344 is an abundant number, since it is smaller than the sum of its proper divisors (3810176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3644344 is a wasteful number, since it uses less digits than its factorization.

3644344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41430 (or 41426 counting only the distinct ones).

The product of its digits is 13824, while the sum is 28.

The square root of 3644344 is about 1909.0165007144. The cubic root of 3644344 is about 153.8886021843. Note that the first 3 decimals are identical.

The spelling of 3644344 in words is "three million, six hundred forty-four thousand, three hundred forty-four".