423223603 has 12 divisors (see below), whose sum is σ = 470608488. Its totient is φ = 377461760.

The previous prime is 423223597. The next prime is 423223631. The reversal of 423223603 is 306322324.

It is a happy number.

It is not a de Polignac number, because 423223603 - 2¹³ = 423215411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423223643) 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, 24051 + ... + 37747.

It is an arithmetic number, because the mean of its divisors is an integer number (39217374).

Almost surely, 2^423223603 is an apocalyptic number.

423223603 is a deficient number, since it is larger than the sum of its proper divisors (47384885).

423223603 is a wasteful number, since it uses less digits than its factorization.

423223603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13814 (or 13761 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 423223603 is about 20572.3990579611. The cubic root of 423223603 is about 750.7983220891.

Adding to 423223603 its reverse (306322324), we get a palindrome (729545927).

The spelling of 423223603 in words is "four hundred twenty-three million, two hundred twenty-three thousand, six hundred three".