41000440 has 64 divisors (see below), whose sum is σ = 102080160. Its totient is φ = 14722560.

The previous prime is 41000437. The next prime is 41000471. The reversal of 41000440 is 4400014.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 41000440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18175 + ... + 20305.

Almost surely, 2^41000440 is an apocalyptic number.

41000440 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 41000440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51040080).

41000440 is an abundant number, since it is smaller than the sum of its proper divisors (61079720).

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

41000440 is a wasteful number, since it uses less digits than its factorization.

41000440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2192 (or 2188 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 41000440 is about 6403.1585955683. The cubic root of 41000440 is about 344.8229575425.

Adding to 41000440 its reverse (4400014), we get a palindrome (45400454).

The spelling of 41000440 in words is "forty-one million, four hundred forty", and thus it is an aban number.