4586561 has 4 divisors (see below), whose sum is σ = 5241792. Its totient is φ = 3931332.

The previous prime is 4586551. The next prime is 4586563. The reversal of 4586561 is 1656854.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4586561 - 2¹⁴ = 4570177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4586563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327605 + ... + 327618.

It is an arithmetic number, because the mean of its divisors is an integer number (1310448).

Almost surely, 2^4586561 is an apocalyptic number.

It is an amenable number.

4586561 is a deficient number, since it is larger than the sum of its proper divisors (655231).

4586561 is an equidigital number, since it uses as much as digits as its factorization.

4586561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655230.

The product of its digits is 28800, while the sum is 35.

The square root of 4586561 is about 2141.6257843050. The cubic root of 4586561 is about 166.1482321370.

The spelling of 4586561 in words is "four million, five hundred eighty-six thousand, five hundred sixty-one".