4066223 has 4 divisors (see below), whose sum is σ = 4647120. Its totient is φ = 3485328.

The previous prime is 4066219. The next prime is 4066229. The reversal of 4066223 is 3226604.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4066223 - 2² = 4066219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4066229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290438 + ... + 290451.

It is an arithmetic number, because the mean of its divisors is an integer number (1161780).

Almost surely, 2^4066223 is an apocalyptic number.

4066223 is a deficient number, since it is larger than the sum of its proper divisors (580897).

4066223 is an equidigital number, since it uses as much as digits as its factorization.

4066223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580896.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 4066223 is about 2016.4877882100. The cubic root of 4066223 is about 159.6113352837.

The spelling of 4066223 in words is "four million, sixty-six thousand, two hundred twenty-three".