4548564 has 18 divisors (see below), whose sum is σ = 11497850. Its totient is φ = 1516176.

The previous prime is 4548559. The next prime is 4548611. The reversal of 4548564 is 4658454.

It can be written as a sum of positive squares in only one way, i.e., 4536900 + 11664 = 2130^2 + 108^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 126349 = 4548564 / (4 + 5 + 4 + 8 + 5 + 6 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63139 + ... + 63210.

Almost surely, 2^4548564 is an apocalyptic number.

It is an amenable number.

4548564 is an abundant number, since it is smaller than the sum of its proper divisors (6949286).

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

4548564 is a wasteful number, since it uses less digits than its factorization.

4548564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126359 (or 126354 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

The square root of 4548564 is about 2132.7362706158. The cubic root of 4548564 is about 165.6881453303.

The spelling of 4548564 in words is "four million, five hundred forty-eight thousand, five hundred sixty-four".