4564818 has 12 divisors (see below), whose sum is σ = 9890478. Its totient is φ = 1521600.

The previous prime is 4564799. The next prime is 4564829. The reversal of 4564818 is 8184654.

4564818 is a `hidden beast` number, since 4 + 5 + 648 + 1 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4549689 + 15129 = 2133^2 + 123^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 126783 + ... + 126818.

Almost surely, 2^4564818 is an apocalyptic number.

4564818 is an abundant number, since it is smaller than the sum of its proper divisors (5325660).

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

4564818 is a wasteful number, since it uses less digits than its factorization.

4564818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253609 (or 253606 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 4564818 is about 2136.5434701873. The cubic root of 4564818 is about 165.8852693458.

The spelling of 4564818 in words is "four million, five hundred sixty-four thousand, eight hundred eighteen".