44240022 has 24 divisors (see below), whose sum is σ = 99159840. Its totient is φ = 14238000.

The previous prime is 44240011. The next prime is 44240023. The reversal of 44240022 is 22004244.

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 = 44239977 and 44240004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44240023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41854 + ... + 42897.

It is an arithmetic number, because the mean of its divisors is an integer number (4131660).

Almost surely, 2^44240022 is an apocalyptic number.

44240022 is an abundant number, since it is smaller than the sum of its proper divisors (54919818).

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

44240022 is a wasteful number, since it uses less digits than its factorization.

44240022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84788 (or 84785 counting only the distinct ones).

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

The square root of 44240022 is about 6651.3173131343. The cubic root of 44240022 is about 353.6756101407.

Adding to 44240022 its reverse (22004244), we get a palindrome (66244266).

The spelling of 44240022 in words is "forty-four million, two hundred forty thousand, twenty-two".