41222440 has 128 divisors (see below), whose sum is σ = 114255360. Its totient is φ = 13077504.

The previous prime is 41222429. The next prime is 41222449. The reversal of 41222440 is 4422214.

It is not an unprimeable number, because it can be changed into a prime (41222449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 238194 + ... + 238366.

It is an arithmetic number, because the mean of its divisors is an integer number (892620).

Almost surely, 2^41222440 is an apocalyptic number.

41222440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41222440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57127680).

41222440 is an abundant number, since it is smaller than the sum of its proper divisors (73032920).

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

41222440 is a wasteful number, since it uses less digits than its factorization.

41222440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 41222440 is about 6420.4703877520. The cubic root of 41222440 is about 345.4441943511. Note that the first 3 decimals are identical.

Adding to 41222440 its reverse (4422214), we get a palindrome (45644654).

The spelling of 41222440 in words is "forty-one million, two hundred twenty-two thousand, four hundred forty".