4223775 has 24 divisors (see below), whose sum is σ = 7043200. Its totient is φ = 2233440.

The previous prime is 4223773. The next prime is 4223777. The reversal of 4223775 is 5773224.

It is an interprime number because it is at equal distance from previous prime (4223773) and next prime (4223777).

It is not a de Polignac number, because 4223775 - 2¹ = 4223773 is a prime.

Its product of digits (11760) is a multiple of the sum of its prime divisors (490).

4223775 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223773) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 14784 + ... + 15066.

Almost surely, 2^4223775 is an apocalyptic number.

4223775 is a deficient number, since it is larger than the sum of its proper divisors (2819425).

4223775 is a wasteful number, since it uses less digits than its factorization.

4223775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495 (or 490 counting only the distinct ones).

The product of its digits is 11760, while the sum is 30.

The square root of 4223775 is about 2055.1824736505. The cubic root of 4223775 is about 161.6467305750.

Adding to 4223775 its reverse (5773224), we get a palindrome (9996999).

The spelling of 4223775 in words is "four million, two hundred twenty-three thousand, seven hundred seventy-five".