4563643 has 8 divisors (see below), whose sum is σ = 5395680. Its totient is φ = 3776640.

The previous prime is 4563641. The next prime is 4563649. The reversal of 4563643 is 3463654.

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

It is not a de Polignac number, because 4563643 - 2¹ = 4563641 is a prime.

It is a d-powerful number, because it can be written as 4⁴ + 5⁵ + 6⁶ + 3⁹ + 6⁷ + 4¹¹ + 3⁹ .

It is a Duffinian number.

4563643 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4563641) 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, 11038 + ... + 11443.

It is an arithmetic number, because the mean of its divisors is an integer number (674460).

Almost surely, 2^4563643 is an apocalyptic number.

4563643 is a deficient number, since it is larger than the sum of its proper divisors (832037).

4563643 is a wasteful number, since it uses less digits than its factorization.

4563643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22517.

The product of its digits is 25920, while the sum is 31.

The square root of 4563643 is about 2136.2684756369. The cubic root of 4563643 is about 165.8710349763.

The spelling of 4563643 in words is "four million, five hundred sixty-three thousand, six hundred forty-three".