44743729 has 2 divisors, whose sum is σ = 44743730. Its totient is φ = 44743728.

The previous prime is 44743709. The next prime is 44743733. The reversal of 44743729 is 92734744.

44743729 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., 44355600 + 388129 = 6660^2 + 623^2 .

It is a cyclic number.

It is not a de Polignac number, because 44743729 - 2¹¹ = 44741681 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 44743691 and 44743700.

It is not a weakly prime, because it can be changed into another prime (44743709) 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, 22371864 + 22371865.

It is an arithmetic number, because the mean of its divisors is an integer number (22371865).

Almost surely, 2^44743729 is an apocalyptic number.

It is an amenable number.

44743729 is a deficient number, since it is larger than the sum of its proper divisors (1).

44743729 is an equidigital number, since it uses as much as digits as its factorization.

44743729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 40.

The square root of 44743729 is about 6689.0753471612. The cubic root of 44743729 is about 355.0128382582.

The spelling of 44743729 in words is "forty-four million, seven hundred forty-three thousand, seven hundred twenty-nine".