44448709 has 2 divisors, whose sum is σ = 44448710. Its totient is φ = 44448708.

The previous prime is 44448707. The next prime is 44448731. The reversal of 44448709 is 90784444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25220484 + 19228225 = 5022^2 + 4385^2 .

It is a cyclic number.

It is not a de Polignac number, because 44448709 - 2¹ = 44448707 is a prime.

Together with 44448707, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44448707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22224354 + 22224355.

It is an arithmetic number, because the mean of its divisors is an integer number (22224355).

Almost surely, 2^44448709 is an apocalyptic number.

It is an amenable number.

44448709 is a deficient number, since it is larger than the sum of its proper divisors (1).

44448709 is an equidigital number, since it uses as much as digits as its factorization.

44448709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 40.

The square root of 44448709 is about 6666.9865006613. The cubic root of 44448709 is about 354.2308521148.

The spelling of 44448709 in words is "forty-four million, four hundred forty-eight thousand, seven hundred nine".