44320445 has 32 divisors (see below), whose sum is σ = 63866880. Its totient is φ = 29168640.

The previous prime is 44320427. The next prime is 44320447. The reversal of 44320445 is 54402344.

44320445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 44320445 - 2¹⁶ = 44254909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44320447) 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 in 31 ways as a sum of consecutive naturals, for example, 19940 + ... + 22050.

It is an arithmetic number, because the mean of its divisors is an integer number (1995840).

Almost surely, 2^44320445 is an apocalyptic number.

It is an amenable number.

44320445 is a deficient number, since it is larger than the sum of its proper divisors (19546435).

44320445 is a wasteful number, since it uses less digits than its factorization.

44320445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2165.

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 44320445 is about 6657.3602125768. The cubic root of 44320445 is about 353.8897935429.

Adding to 44320445 its reverse (54402344), we get a palindrome (98722789).

The spelling of 44320445 in words is "forty-four million, three hundred twenty thousand, four hundred forty-five".