44041421 has 8 divisors (see below), whose sum is σ = 46572288. Its totient is φ = 41580000.

The previous prime is 44041381. The next prime is 44041447. The reversal of 44041421 is 12414044.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44041421 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 44041393 and 44041402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44041121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16055 + ... + 18596.

It is an arithmetic number, because the mean of its divisors is an integer number (5821536).

Almost surely, 2^44041421 is an apocalyptic number.

44041421 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

44041421 is a deficient number, since it is larger than the sum of its proper divisors (2530867).

44041421 is a wasteful number, since it uses less digits than its factorization.

44041421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34723.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 44041421 is about 6636.3710716023. The cubic root of 44041421 is about 353.1455795143.

Adding to 44041421 its reverse (12414044), we get a palindrome (56455465).

The spelling of 44041421 in words is "forty-four million, forty-one thousand, four hundred twenty-one".