41440240 has 60 divisors (see below), whose sum is σ = 98759304. Its totient is φ = 16169088.

The previous prime is 41440213. The next prime is 41440241. The reversal of 41440240 is 4204414.

41440240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41440241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 499239 + ... + 499321.

Almost surely, 2^41440240 is an apocalyptic number.

41440240 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 41440240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49379652).

41440240 is an abundant number, since it is smaller than the sum of its proper divisors (57319064).

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

41440240 is an equidigital number, since it uses as much as digits as its factorization.

41440240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254 (or 169 counting only the distinct ones).

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

The square root of 41440240 is about 6437.4094168384. The cubic root of 41440240 is about 346.0515142652.

Adding to 41440240 its reverse (4204414), we get a palindrome (45644654).

The spelling of 41440240 in words is "forty-one million, four hundred forty thousand, two hundred forty".