4786564 has 12 divisors (see below), whose sum is σ = 8426124. Its totient is φ = 2379104.

The previous prime is 4786559. The next prime is 4786577. The reversal of 4786564 is 4656874.

It can be written as a sum of positive squares in 2 ways, for example, as 3802500 + 984064 = 1950^2 + 992^2 .

It is a super-2 number, since 2×4786564² = 45822389852192, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2767 + ... + 4150.

It is an arithmetic number, because the mean of its divisors is an integer number (702177).

Almost surely, 2^4786564 is an apocalyptic number.

4786564 is the 1384-th heptagonal number.

It is an amenable number.

4786564 is a deficient number, since it is larger than the sum of its proper divisors (3639560).

4786564 is a wasteful number, since it uses less digits than its factorization.

4786564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7094 (or 7092 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 4786564 is about 2187.8217477665. The cubic root of 4786564 is about 168.5289920675.

The spelling of 4786564 in words is "four million, seven hundred eighty-six thousand, five hundred sixty-four".