3244404421 has 4 divisors (see below), whose sum is σ = 3267745600. Its totient is φ = 3221063244.

The previous prime is 3244404391. The next prime is 3244404431. The reversal of 3244404421 is 1244044423.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1244044423 = 463 ⋅2686921.

It is a cyclic number.

It is not a de Polignac number, because 3244404421 - 2¹¹ = 3244402373 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3244404421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3244404431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11670381 + ... + 11670658.

It is an arithmetic number, because the mean of its divisors is an integer number (816936400).

Almost surely, 2^3244404421 is an apocalyptic number.

It is an amenable number.

3244404421 is a deficient number, since it is larger than the sum of its proper divisors (23341179).

3244404421 is a wasteful number, since it uses less digits than its factorization.

3244404421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23341178.

The product of its (nonzero) digits is 12288, while the sum is 28.

The square root of 3244404421 is about 56959.6736384611. The cubic root of 3244404421 is about 1480.3974494108.

Adding to 3244404421 its reverse (1244044423), we get a palindrome (4488448844).

The spelling of 3244404421 in words is "three billion, two hundred forty-four million, four hundred four thousand, four hundred twenty-one".