44002422 has 24 divisors (see below), whose sum is σ = 95462640. Its totient is φ = 14648400.

The previous prime is 44002421. The next prime is 44002433. The reversal of 44002422 is 22420044.

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 = 44002395 and 44002404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44002421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22479 + ... + 24357.

It is an arithmetic number, because the mean of its divisors is an integer number (3977610).

Almost surely, 2^44002422 is an apocalyptic number.

44002422 is an abundant number, since it is smaller than the sum of its proper divisors (51460218).

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

44002422 is a wasteful number, since it uses less digits than its factorization.

44002422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3188 (or 3185 counting only the distinct ones).

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

The square root of 44002422 is about 6633.4321433177. The cubic root of 44002422 is about 353.0413110680.

Adding to 44002422 its reverse (22420044), we get a palindrome (66422466).

The spelling of 44002422 in words is "forty-four million, two thousand, four hundred twenty-two".