41561136 has 60 divisors (see below), whose sum is σ = 116766832. Its totient is φ = 13799808.

The previous prime is 41561129. The next prime is 41561137. The reversal of 41561136 is 63116514.

41561136 is a `hidden beast` number, since 4 + 15 + 611 + 36 = 666.

It is a super-2 number, since 2×41561136² = 3454656051220992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (41561137) 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 11 ways as a sum of consecutive naturals, for example, 56805 + ... + 57531.

Almost surely, 2^41561136 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 41561136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58383416).

41561136 is an abundant number, since it is smaller than the sum of its proper divisors (75205696).

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

41561136 is a wasteful number, since it uses less digits than its factorization.

41561136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138 (or 1129 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 41561136 is about 6446.7926909433. The cubic root of 41561136 is about 346.3877062203.

The spelling of 41561136 in words is "forty-one million, five hundred sixty-one thousand, one hundred thirty-six".