41543664 has 20 divisors (see below), whose sum is σ = 107321256. Its totient is φ = 13847872.

The previous prime is 41543657. The next prime is 41543669. The reversal of 41543664 is 46634514.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41543669) 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, 432699 + ... + 432794.

Almost surely, 2^41543664 is an apocalyptic number.

It is an amenable number.

41543664 is an abundant number, since it is smaller than the sum of its proper divisors (65777592).

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

41543664 is a wasteful number, since it uses less digits than its factorization.

41543664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865504 (or 865498 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 41543664 is about 6445.4374560615. The cubic root of 41543664 is about 346.3391597907.

The spelling of 41543664 in words is "forty-one million, five hundred forty-three thousand, six hundred sixty-four".