41655561 has 8 divisors (see below), whose sum is σ = 55582464. Its totient is φ = 27749520.

The previous prime is 41655547. The next prime is 41655563. The reversal of 41655561 is 16555614.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 41655561 - 2¹⁰ = 41654537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41655563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271 + ... + 9131.

It is an arithmetic number, because the mean of its divisors is an integer number (6947808).

Almost surely, 2^41655561 is an apocalyptic number.

It is an amenable number.

41655561 is a deficient number, since it is larger than the sum of its proper divisors (13926903).

41655561 is a wasteful number, since it uses less digits than its factorization.

41655561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10431.

The product of its digits is 18000, while the sum is 33.

The square root of 41655561 is about 6454.1119451091. Note that the first 3 decimals coincide. The cubic root of 41655561 is about 346.6498334816.

The spelling of 41655561 in words is "forty-one million, six hundred fifty-five thousand, five hundred sixty-one".