41091680 has 96 divisors (see below), whose sum is σ = 116847360. Its totient is φ = 13340160.

The previous prime is 41091679. The next prime is 41091683. The reversal of 41091680 is 8619014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41091683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20315 + ... + 22245.

It is an arithmetic number, because the mean of its divisors is an integer number (1217160).

Almost surely, 2^41091680 is an apocalyptic number.

41091680 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 41091680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58423680).

41091680 is an abundant number, since it is smaller than the sum of its proper divisors (75755680).

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

41091680 is a wasteful number, since it uses less digits than its factorization.

41091680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1972 (or 1964 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 41091680 is about 6410.2792450875. The cubic root of 41091680 is about 345.0785510419.

The spelling of 41091680 in words is "forty-one million, ninety-one thousand, six hundred eighty".