44420022 has 32 divisors (see below), whose sum is σ = 99036000. Its totient is φ = 14757984.

The previous prime is 44420011. The next prime is 44420063. The reversal of 44420022 is 22002444.

44420022 is a `hidden beast` number, since 444 + 200 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 44419977 and 44420004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17668 + ... + 20024.

It is an arithmetic number, because the mean of its divisors is an integer number (3094875).

Almost surely, 2^44420022 is an apocalyptic number.

44420022 is an abundant number, since it is smaller than the sum of its proper divisors (54615978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44420022 is a wasteful number, since it uses less digits than its factorization.

44420022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2717 (or 2711 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 44420022 is about 6664.8347316344. The cubic root of 44420022 is about 354.1546293733.

Adding to 44420022 its reverse (22002444), we get a palindrome (66422466).

The spelling of 44420022 in words is "forty-four million, four hundred twenty thousand, twenty-two".