41261661 has 24 divisors (see below), whose sum is σ = 68762304. Its totient is φ = 23353920.

The previous prime is 41261659. The next prime is 41261687. The reversal of 41261661 is 16616214.

41261661 is a `hidden beast` number, since 41 + 2 + 616 + 6 + 1 = 666.

It is not a de Polignac number, because 41261661 - 2¹ = 41261659 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41261161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3681 + ... + 9801.

It is an arithmetic number, because the mean of its divisors is an integer number (2865096).

Almost surely, 2^41261661 is an apocalyptic number.

It is an amenable number.

41261661 is a deficient number, since it is larger than the sum of its proper divisors (27500643).

41261661 is a wasteful number, since it uses less digits than its factorization.

41261661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6241 (or 6238 counting only the distinct ones).

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

The square root of 41261661 is about 6423.5240328032. The cubic root of 41261661 is about 345.5537169968.

Adding to 41261661 its reverse (16616214), we get a palindrome (57877875).

The spelling of 41261661 in words is "forty-one million, two hundred sixty-one thousand, six hundred sixty-one".