44121445 has 8 divisors (see below), whose sum is σ = 53297280. Its totient is φ = 35062800.

The previous prime is 44121437. The next prime is 44121449. The reversal of 44121445 is 54412144.

44121445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44121445 - 2³ = 44121437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44121449) 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 7 ways as a sum of consecutive naturals, for example, 28465 + ... + 29974.

It is an arithmetic number, because the mean of its divisors is an integer number (6662160).

Almost surely, 2^44121445 is an apocalyptic number.

It is an amenable number.

44121445 is a deficient number, since it is larger than the sum of its proper divisors (9175835).

44121445 is a wasteful number, since it uses less digits than its factorization.

44121445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58595.

The product of its digits is 2560, while the sum is 25.

The square root of 44121445 is about 6642.3975340234. The cubic root of 44121445 is about 353.3593405761.

Adding to 44121445 its reverse (54412144), we get a palindrome (98533589).

The spelling of 44121445 in words is "forty-four million, one hundred twenty-one thousand, four hundred forty-five".