44765213 has 2 divisors, whose sum is σ = 44765214. Its totient is φ = 44765212.

The previous prime is 44765191. The next prime is 44765239. The reversal of 44765213 is 31256744.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41242084 + 3523129 = 6422^2 + 1877^2 .

It is a cyclic number.

It is not a de Polignac number, because 44765213 - 2⁸ = 44764957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44765213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44765293) 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, 22382606 + 22382607.

It is an arithmetic number, because the mean of its divisors is an integer number (22382607).

Almost surely, 2^44765213 is an apocalyptic number.

It is an amenable number.

44765213 is a deficient number, since it is larger than the sum of its proper divisors (1).

44765213 is an equidigital number, since it uses as much as digits as its factorization.

44765213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 32.

The square root of 44765213 is about 6690.6810565144. The cubic root of 44765213 is about 355.0696497606.

The spelling of 44765213 in words is "forty-four million, seven hundred sixty-five thousand, two hundred thirteen".