44004405 has 16 divisors (see below), whose sum is σ = 73468800. Its totient is φ = 22448448.

The previous prime is 44004403. The next prime is 44004409. The reversal of 44004405 is 50440044.

It is not a de Polignac number, because 44004405 - 2¹ = 44004403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44004403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63430 + ... + 64119.

It is an arithmetic number, because the mean of its divisors is an integer number (4591800).

Almost surely, 2^44004405 is an apocalyptic number.

It is an amenable number.

44004405 is a deficient number, since it is larger than the sum of its proper divisors (29464395).

44004405 is a wasteful number, since it uses less digits than its factorization.

44004405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127580.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 44004405 is about 6633.5816117690. The cubic root of 44004405 is about 353.0466143398.

Adding to 44004405 its reverse (50440044), we get a palindrome (94444449).

The spelling of 44004405 in words is "forty-four million, four thousand, four hundred five".