44707213 has 2 divisors, whose sum is σ = 44707214. Its totient is φ = 44707212.

The previous prime is 44707189. The next prime is 44707217. The reversal of 44707213 is 31270744.

44707213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23794884 + 20912329 = 4878^2 + 4573^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44707213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44707217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22353606 + 22353607.

It is an arithmetic number, because the mean of its divisors is an integer number (22353607).

Almost surely, 2^44707213 is an apocalyptic number.

It is an amenable number.

44707213 is a deficient number, since it is larger than the sum of its proper divisors (1).

44707213 is an equidigital number, since it uses as much as digits as its factorization.

44707213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 44707213 is about 6686.3452647915. The cubic root of 44707213 is about 354.9162349479.

Adding to 44707213 its reverse (31270744), we get a palindrome (75977957).

The spelling of 44707213 in words is "forty-four million, seven hundred seven thousand, two hundred thirteen".