44644469 has 4 divisors (see below), whose sum is σ = 44661120. Its totient is φ = 44627820.

The previous prime is 44644451. The next prime is 44644477. The reversal of 44644469 is 96444644.

44644469 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44644469 - 2⁸ = 44644213 is a prime.

It is a super-2 number, since 2×44644469² = 3986257224583922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44644409) 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, 3287 + ... + 10004.

It is an arithmetic number, because the mean of its divisors is an integer number (11165280).

Almost surely, 2^44644469 is an apocalyptic number.

It is an amenable number.

44644469 is a deficient number, since it is larger than the sum of its proper divisors (16651).

44644469 is a wasteful number, since it uses less digits than its factorization.

44644469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16650.

The product of its digits is 331776, while the sum is 41.

The square root of 44644469 is about 6681.6516670656. The cubic root of 44644469 is about 354.7501223785.

The spelling of 44644469 in words is "forty-four million, six hundred forty-four thousand, four hundred sixty-nine".