44421343 has 4 divisors (see below), whose sum is σ = 44440848. Its totient is φ = 44401840.

The previous prime is 44421287. The next prime is 44421347. The reversal of 44421343 is 34312444.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44421343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44421347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5803 + ... + 11068.

It is an arithmetic number, because the mean of its divisors is an integer number (11110212).

Almost surely, 2^44421343 is an apocalyptic number.

44421343 is a deficient number, since it is larger than the sum of its proper divisors (19505).

44421343 is a wasteful number, since it uses less digits than its factorization.

44421343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19504.

The product of its digits is 4608, while the sum is 25.

The square root of 44421343 is about 6664.9338331299. The cubic root of 44421343 is about 354.1581400546.

Adding to 44421343 its reverse (34312444), we get a palindrome (78733787).

The spelling of 44421343 in words is "forty-four million, four hundred twenty-one thousand, three hundred forty-three".