44252609 has 4 divisors (see below), whose sum is σ = 44273604. Its totient is φ = 44231616.

The previous prime is 44252597. The next prime is 44252617. The reversal of 44252609 is 90625244.

44252609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33097009 + 11155600 = 5753^2 + 3340^2 .

It is a cyclic number.

It is not a de Polignac number, because 44252609 - 2⁸ = 44252353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44252639) 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 3 ways as a sum of consecutive naturals, for example, 6932 + ... + 11685.

It is an arithmetic number, because the mean of its divisors is an integer number (11068401).

Almost surely, 2^44252609 is an apocalyptic number.

It is an amenable number.

44252609 is a deficient number, since it is larger than the sum of its proper divisors (20995).

44252609 is a wasteful number, since it uses less digits than its factorization.

44252609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20994.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 44252609 is about 6652.2634493832. The cubic root of 44252609 is about 353.7091490991.

The spelling of 44252609 in words is "forty-four million, two hundred fifty-two thousand, six hundred nine".