4565223 has 12 divisors (see below), whose sum is σ = 7101640. Its totient is φ = 2809296.

The previous prime is 4565203. The next prime is 4565257. The reversal of 4565223 is 3225654.

4565223 is a `hidden beast` number, since 4 + 5 + 652 + 2 + 3 = 666.

It is not a de Polignac number, because 4565223 - 2⁵ = 4565191 is a prime.

It is a super-2 number, since 2×4565223² = 41682522079458, which contains 22 as substring.

4565223 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4565203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19393 + ... + 19626.

Almost surely, 2^4565223 is an apocalyptic number.

4565223 is a deficient number, since it is larger than the sum of its proper divisors (2536417).

4565223 is a wasteful number, since it uses less digits than its factorization.

4565223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39038 (or 39035 counting only the distinct ones).

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

The square root of 4565223 is about 2136.6382473409. The cubic root of 4565223 is about 165.8901750943.

The spelling of 4565223 in words is "four million, five hundred sixty-five thousand, two hundred twenty-three".