3641344 has 52 divisors (see below), whose sum is σ = 8387584. Its totient is φ = 1548288.

The previous prime is 3641311. The next prime is 3641357. The reversal of 3641344 is 4431463.

It is a happy number.

3641344 is nontrivially palindromic in base 15.

It is a super-2 number, since 2×3641344² = 26518772252672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28609 + ... + 28735.

Almost surely, 2^3641344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3641344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4193792).

3641344 is an abundant number, since it is smaller than the sum of its proper divisors (4746240).

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

3641344 is an equidigital number, since it uses as much as digits as its factorization.

3641344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158 (or 136 counting only the distinct ones).

The product of its digits is 3456, while the sum is 25.

The square root of 3641344 is about 1908.2305940321. The cubic root of 3641344 is about 153.8463638971.

The spelling of 3641344 in words is "three million, six hundred forty-one thousand, three hundred forty-four".