4565420 has 48 divisors (see below), whose sum is σ = 10069920. Its totient is φ = 1737216.

The previous prime is 4565413. The next prime is 4565443. The reversal of 4565420 is 245654.

4565420 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 4565420.

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 15 ways as a sum of consecutive naturals, for example, 62504 + ... + 62576.

It is an arithmetic number, because the mean of its divisors is an integer number (209790).

Almost surely, 2^4565420 is an apocalyptic number.

It is an amenable number.

4565420 is an abundant number, since it is smaller than the sum of its proper divisors (5504500).

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

4565420 is a wasteful number, since it uses less digits than its factorization.

4565420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194 (or 192 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 4565420 is about 2136.6843473007. The cubic root of 4565420 is about 165.8925612424.

The spelling of 4565420 in words is "four million, five hundred sixty-five thousand, four hundred twenty".