4223403 has 6 divisors (see below), whose sum is σ = 6100484. Its totient is φ = 2815596.

The previous prime is 4223393. The next prime is 4223407. The reversal of 4223403 is 3043224.

It is not a de Polignac number, because 4223403 - 2⁵ = 4223371 is a prime.

It is a Duffinian number.

4223403 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4223407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 234625 + ... + 234642.

Almost surely, 2^4223403 is an apocalyptic number.

4223403 is a deficient number, since it is larger than the sum of its proper divisors (1877081).

4223403 is a wasteful number, since it uses less digits than its factorization.

4223403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469273 (or 469270 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 4223403 is about 2055.0919687450. The cubic root of 4223403 is about 161.6419848717.

Adding to 4223403 its reverse (3043224), we get a palindrome (7266627).

The spelling of 4223403 in words is "four million, two hundred twenty-three thousand, four hundred three".