41333561 has 4 divisors (see below), whose sum is σ = 41370624. Its totient is φ = 41296500.

The previous prime is 41333557. The next prime is 41333581. The reversal of 41333561 is 16533314.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 41333561 - 2² = 41333557 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 41333561.

It is not an unprimeable number, because it can be changed into a prime (41333521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16805 + ... + 19106.

It is an arithmetic number, because the mean of its divisors is an integer number (10342656).

Almost surely, 2^41333561 is an apocalyptic number.

It is an amenable number.

41333561 is a deficient number, since it is larger than the sum of its proper divisors (37063).

41333561 is a wasteful number, since it uses less digits than its factorization.

41333561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37062.

The product of its digits is 3240, while the sum is 26.

The square root of 41333561 is about 6429.1182132544. The cubic root of 41333561 is about 345.7543139861.

Adding to 41333561 its reverse (16533314), we get a palindrome (57866875).

The spelling of 41333561 in words is "forty-one million, three hundred thirty-three thousand, five hundred sixty-one".