32444213 has 2 divisors, whose sum is σ = 32444214. Its totient is φ = 32444212.

The previous prime is 32444201. The next prime is 32444239. The reversal of 32444213 is 31244423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22344529 + 10099684 = 4727^2 + 3178^2 .

It is a cyclic number.

It is not a de Polignac number, because 32444213 - 2¹⁶ = 32378677 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32444413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16222106 + 16222107.

It is an arithmetic number, because the mean of its divisors is an integer number (16222107).

Almost surely, 2^32444213 is an apocalyptic number.

It is an amenable number.

32444213 is a deficient number, since it is larger than the sum of its proper divisors (1).

32444213 is an equidigital number, since it uses as much as digits as its factorization.

32444213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 23.

The square root of 32444213 is about 5695.9821804497. The cubic root of 32444213 is about 318.9425151016.

Adding to 32444213 its reverse (31244423), we get a palindrome (63688636).

The spelling of 32444213 in words is "thirty-two million, four hundred forty-four thousand, two hundred thirteen".