41020140 has 96 divisors (see below), whose sum is σ = 132701184. Its totient is φ = 9273600.

The previous prime is 41020139. The next prime is 41020159. The reversal of 41020140 is 4102014.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41937 + ... + 42903.

It is an arithmetic number, because the mean of its divisors is an integer number (1382304).

Almost surely, 2^41020140 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 41020140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66350592).

41020140 is an abundant number, since it is smaller than the sum of its proper divisors (91681044).

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

41020140 is a wasteful number, since it uses less digits than its factorization.

41020140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087 (or 1085 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 41020140 is about 6404.6967141310. The cubic root of 41020140 is about 344.8781758489.

Adding to 41020140 its reverse (4102014), we get a palindrome (45122154).

The spelling of 41020140 in words is "forty-one million, twenty thousand, one hundred forty".