41091642 has 48 divisors (see below), whose sum is σ = 95528160. Its totient is φ = 12725856.

The previous prime is 41091641. The next prime is 41091649. The reversal of 41091642 is 24619014.

41091642 is a `hidden beast` number, since 4 + 10 + 9 + 1 + 642 = 666.

It is not an unprimeable number, because it can be changed into a prime (41091641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16993 + ... + 19259.

It is an arithmetic number, because the mean of its divisors is an integer number (1990170).

Almost surely, 2^41091642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41091642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47764080).

41091642 is an abundant number, since it is smaller than the sum of its proper divisors (54436518).

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

41091642 is a wasteful number, since it uses less digits than its factorization.

41091642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347 (or 2344 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 41091642 is about 6410.2762810974. The cubic root of 41091642 is about 345.0784446701.

The spelling of 41091642 in words is "forty-one million, ninety-one thousand, six hundred forty-two".