41545643 has 8 divisors (see below), whose sum is σ = 42097440. Its totient is φ = 40996800.

The previous prime is 41545633. The next prime is 41545667. The reversal of 41545643 is 34654514.

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

It is a cyclic number.

It is not a de Polignac number, because 41545643 - 2¹⁶ = 41480107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41545633) 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, 43871 + ... + 44807.

It is an arithmetic number, because the mean of its divisors is an integer number (5262180).

Almost surely, 2^41545643 is an apocalyptic number.

41545643 is a deficient number, since it is larger than the sum of its proper divisors (551797).

41545643 is a wasteful number, since it uses less digits than its factorization.

41545643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477.

The product of its digits is 28800, while the sum is 32.

The square root of 41545643 is about 6445.5909736812. The cubic root of 41545643 is about 346.3446591798.

The spelling of 41545643 in words is "forty-one million, five hundred forty-five thousand, six hundred forty-three".