44382409 has 2 divisors, whose sum is σ = 44382410. Its totient is φ = 44382408.

The previous prime is 44382379. The next prime is 44382449. The reversal of 44382409 is 90428344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43824400 + 558009 = 6620^2 + 747^2 .

It is a cyclic number.

It is not a de Polignac number, because 44382409 - 2¹³ = 44374217 is a prime.

It is not a weakly prime, because it can be changed into another prime (44382449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22191204 + 22191205.

It is an arithmetic number, because the mean of its divisors is an integer number (22191205).

Almost surely, 2^44382409 is an apocalyptic number.

It is an amenable number.

44382409 is a deficient number, since it is larger than the sum of its proper divisors (1).

44382409 is an equidigital number, since it uses as much as digits as its factorization.

44382409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 44382409 is about 6662.0123836571. The cubic root of 44382409 is about 354.0546400811.

The spelling of 44382409 in words is "forty-four million, three hundred eighty-two thousand, four hundred nine".