4543616 has 64 divisors (see below), whose sum is σ = 11309760. Its totient is φ = 1766400.

The previous prime is 4543597. The next prime is 4543619. The reversal of 4543616 is 6163454.

It is a happy number.

4543616 is nontrivially palindromic in base 13.

It is a tau number, because it is divible by the number of its divisors (64).

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (4543619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9626 + ... + 10086.

It is an arithmetic number, because the mean of its divisors is an integer number (176715).

Almost surely, 2^4543616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4543616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5654880).

4543616 is an abundant number, since it is smaller than the sum of its proper divisors (6766144).

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

4543616 is a wasteful number, since it uses less digits than its factorization.

4543616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493 (or 481 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 4543616 is about 2131.5759428179. The cubic root of 4543616 is about 165.6280441353.

The spelling of 4543616 in words is "four million, five hundred forty-three thousand, six hundred sixteen".