44421347 has 2 divisors, whose sum is σ = 44421348. Its totient is φ = 44421346.

The previous prime is 44421287. The next prime is 44421379. The reversal of 44421347 is 74312444.

44421347 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44421347 is a prime.

It is not a weakly prime, because it can be changed into another prime (44421397) 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, 22210673 + 22210674.

It is an arithmetic number, because the mean of its divisors is an integer number (22210674).

Almost surely, 2^44421347 is an apocalyptic number.

44421347 is a deficient number, since it is larger than the sum of its proper divisors (1).

44421347 is an equidigital number, since it uses as much as digits as its factorization.

44421347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10752, while the sum is 29.

The square root of 44421347 is about 6664.9341332079. The cubic root of 44421347 is about 354.1581506849.

The spelling of 44421347 in words is "forty-four million, four hundred twenty-one thousand, three hundred forty-seven".