44344409 has 2 divisors, whose sum is σ = 44344410. Its totient is φ = 44344408.

The previous prime is 44344397. The next prime is 44344427. The reversal of 44344409 is 90444344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25725184 + 18619225 = 5072^2 + 4315^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44344409 is a prime.

It is not a weakly prime, because it can be changed into another prime (44344429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22172204 + 22172205.

It is an arithmetic number, because the mean of its divisors is an integer number (22172205).

Almost surely, 2^44344409 is an apocalyptic number.

It is an amenable number.

44344409 is a deficient number, since it is larger than the sum of its proper divisors (1).

44344409 is an equidigital number, since it uses as much as digits as its factorization.

44344409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 44344409 is about 6659.1597818343. The cubic root of 44344409 is about 353.9535646158.

The spelling of 44344409 in words is "forty-four million, three hundred forty-four thousand, four hundred nine".