44020422 has 48 divisors (see below), whose sum is σ = 100835280. Its totient is φ = 14388192.

The previous prime is 44020421. The next prime is 44020439. The reversal of 44020422 is 22402044.

44020422 is a `hidden beast` number, since 440 + 204 + 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 = 44020395 and 44020404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44020421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24904 + ... + 26612.

It is an arithmetic number, because the mean of its divisors is an integer number (2100735).

Almost surely, 2^44020422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44020422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50417640).

44020422 is an abundant number, since it is smaller than the sum of its proper divisors (56814858).

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

44020422 is a wasteful number, since it uses less digits than its factorization.

44020422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1779 (or 1767 counting only the distinct ones).

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

The square root of 44020422 is about 6634.7887683030. The cubic root of 44020422 is about 353.0894438526.

Adding to 44020422 its reverse (22402044), we get a palindrome (66422466).

It can be divided in two parts, 4402042 and 2, that added together give a palindrome (4402044).

The spelling of 44020422 in words is "forty-four million, twenty thousand, four hundred twenty-two".