44421322 has 16 divisors (see below), whose sum is σ = 74381472. Its totient is φ = 19721520.

The previous prime is 44421287. The next prime is 44421347. The reversal of 44421322 is 22312444.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 44421293 and 44421302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22533 + ... + 24424.

It is an arithmetic number, because the mean of its divisors is an integer number (4648842).

Almost surely, 2^44421322 is an apocalyptic number.

44421322 is a deficient number, since it is larger than the sum of its proper divisors (29960150).

44421322 is a wasteful number, since it uses less digits than its factorization.

44421322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47013.

The product of its digits is 1536, while the sum is 22.

The square root of 44421322 is about 6664.9322577203. The cubic root of 44421322 is about 354.1580842457.

Adding to 44421322 its reverse (22312444), we get a palindrome (66733766).

The spelling of 44421322 in words is "forty-four million, four hundred twenty-one thousand, three hundred twenty-two".