4550561 has 8 divisors (see below), whose sum is σ = 4708704. Its totient is φ = 4394880.

The previous prime is 4550501. The next prime is 4550563. The reversal of 4550561 is 1650554.

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 4550561 - 2¹⁰ = 4549537 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 4550561.

It is not an unprimeable number, because it can be changed into a prime (4550563) 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, 3626 + ... + 4716.

It is an arithmetic number, because the mean of its divisors is an integer number (588588).

Almost surely, 2^4550561 is an apocalyptic number.

It is an amenable number.

4550561 is a deficient number, since it is larger than the sum of its proper divisors (158143).

4550561 is a wasteful number, since it uses less digits than its factorization.

4550561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1231.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 4550561 is about 2133.2043971453. The cubic root of 4550561 is about 165.7123896717.

The spelling of 4550561 in words is "four million, five hundred fifty thousand, five hundred sixty-one".