423003423 has 8 divisors (see below), whose sum is σ = 565279488. Its totient is φ = 281364824.

The previous prime is 423003389. The next prime is 423003433. The reversal of 423003423 is 324300324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 423003423 - 2⁶ = 423003359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 423003423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423003433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157815 + ... + 160472.

It is an arithmetic number, because the mean of its divisors is an integer number (70659936).

Almost surely, 2^423003423 is an apocalyptic number.

423003423 is a deficient number, since it is larger than the sum of its proper divisors (142276065).

423003423 is a wasteful number, since it uses less digits than its factorization.

423003423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318733.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 423003423 is about 20567.0470170124. The cubic root of 423003423 is about 750.6680997913.

Adding to 423003423 its reverse (324300324), we get a palindrome (747303747).

The spelling of 423003423 in words is "four hundred twenty-three million, three thousand, four hundred twenty-three".