4728564 has 24 divisors (see below), whose sum is σ = 12259520. Its totient is φ = 1576152.

The previous prime is 4728557. The next prime is 4728599. The reversal of 4728564 is 4658274.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21784 + ... + 21999.

Almost surely, 2^4728564 is an apocalyptic number.

It is an amenable number.

4728564 is an abundant number, since it is smaller than the sum of its proper divisors (7530956).

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

4728564 is a wasteful number, since it uses less digits than its factorization.

4728564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43796 (or 43788 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 4728564 is about 2174.5261552807. The cubic root of 4728564 is about 167.8455212631.

The spelling of 4728564 in words is "four million, seven hundred twenty-eight thousand, five hundred sixty-four".