4564530 has 48 divisors (see below), whose sum is σ = 12167064. Its totient is φ = 1186560.

The previous prime is 4564523. The next prime is 4564531. The reversal of 4564530 is 354654.

It can be written as a sum of positive squares in 4 ways, for example, as 3059001 + 1505529 = 1749^2 + 1227^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4564494 and 4564503.

It is not an unprimeable number, because it can be changed into a prime (4564531) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3072 + ... + 4308.

Almost surely, 2^4564530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4564530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6083532).

4564530 is an abundant number, since it is smaller than the sum of its proper divisors (7602534).

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

4564530 is a wasteful number, since it uses less digits than its factorization.

4564530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291 (or 1288 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 4564530 is about 2136.4760705423. The cubic root of 4564530 is about 165.8817806369.

The spelling of 4564530 in words is "four million, five hundred sixty-four thousand, five hundred thirty".