3565223 has 4 divisors (see below), whose sum is σ = 3774960. Its totient is φ = 3355488.

The previous prime is 3565213. The next prime is 3565241. The reversal of 3565223 is 3225653.

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

It is a cyclic number.

It is not a de Polignac number, because 3565223 - 2¹² = 3561127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3565192 and 3565201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3565213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104843 + ... + 104876.

It is an arithmetic number, because the mean of its divisors is an integer number (943740).

Almost surely, 2^3565223 is an apocalyptic number.

3565223 is a deficient number, since it is larger than the sum of its proper divisors (209737).

3565223 is a wasteful number, since it uses less digits than its factorization.

3565223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209736.

The product of its digits is 5400, while the sum is 26.

The square root of 3565223 is about 1888.1798113527. The cubic root of 3565223 is about 152.7667712573.

The spelling of 3565223 in words is "three million, five hundred sixty-five thousand, two hundred twenty-three".