3444521 has 2 divisors, whose sum is σ = 3444522. Its totient is φ = 3444520.

The previous prime is 3444517. The next prime is 3444527. The reversal of 3444521 is 1254443.

3444521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3097600 + 346921 = 1760^2 + 589^2 .

It is a cyclic number.

It is not a de Polignac number, because 3444521 - 2² = 3444517 is a prime.

It is not a weakly prime, because it can be changed into another prime (3444527) 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 as a sum of consecutive naturals, namely, 1722260 + 1722261.

It is an arithmetic number, because the mean of its divisors is an integer number (1722261).

Almost surely, 2^3444521 is an apocalyptic number.

It is an amenable number.

3444521 is a deficient number, since it is larger than the sum of its proper divisors (1).

3444521 is an equidigital number, since it uses as much as digits as its factorization.

3444521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1920, while the sum is 23.

The square root of 3444521 is about 1855.9420788376. The cubic root of 3444521 is about 151.0229487218.

Adding to 3444521 its reverse (1254443), we get a palindrome (4698964).

The spelling of 3444521 in words is "three million, four hundred forty-four thousand, five hundred twenty-one".