41009220 has 192 divisors, whose sum is σ = 153753600. Its totient is φ = 8864640.

The previous prime is 41009197. The next prime is 41009231. The reversal of 41009220 is 2290014.

It is a super-2 number, since 2×41009220² = 3363512250016800, which contains 22 as substring.

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 = 41009193 and 41009202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 71535 + ... + 72105.

It is an arithmetic number, because the mean of its divisors is an integer number (800800).

Almost surely, 2^41009220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41009220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76876800).

41009220 is an abundant number, since it is smaller than the sum of its proper divisors (112744380).

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

41009220 is a wasteful number, since it uses less digits than its factorization.

41009220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615 (or 607 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 41009220 is about 6403.8441580038. The cubic root of 41009220 is about 344.8475697132.

Adding to 41009220 its reverse (2290014), we get a palindrome (43299234).

The spelling of 41009220 in words is "forty-one million, nine thousand, two hundred twenty".