3244405 has 8 divisors (see below), whose sum is σ = 3919032. Its totient is φ = 2578368.

The previous prime is 3244391. The next prime is 3244441. The reversal of 3244405 is 5044423.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 361201 + 2883204 = 601^2 + 1698^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3244405 - 2⁷ = 3244277 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1282 + ... + 2851.

It is an arithmetic number, because the mean of its divisors is an integer number (489879).

Almost surely, 2^3244405 is an apocalyptic number.

It is an amenable number.

3244405 is a deficient number, since it is larger than the sum of its proper divisors (674627).

3244405 is a wasteful number, since it uses less digits than its factorization.

3244405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4295.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 3244405 is about 1801.2231954980. The cubic root of 3244405 is about 148.0397537475.

Adding to 3244405 its reverse (5044423), we get a palindrome (8288828).

The spelling of 3244405 in words is "three million, two hundred forty-four thousand, four hundred five".