44245819 has 2 divisors, whose sum is σ = 44245820. Its totient is φ = 44245818.

The previous prime is 44245783. The next prime is 44245853. The reversal of 44245819 is 91854244.

44245819 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-44245819 is a prime.

It is a super-2 number, since 2×44245819² = 3915384997961522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44242819) 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, 22122909 + 22122910.

It is an arithmetic number, because the mean of its divisors is an integer number (22122910).

Almost surely, 2^44245819 is an apocalyptic number.

44245819 is a deficient number, since it is larger than the sum of its proper divisors (1).

44245819 is an equidigital number, since it uses as much as digits as its factorization.

44245819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 37.

The square root of 44245819 is about 6651.7530771970. The cubic root of 44245819 is about 353.6910574504.

The spelling of 44245819 in words is "forty-four million, two hundred forty-five thousand, eight hundred nineteen".