423204430334 has 32 divisors (see below), whose sum is σ = 763766945280. Its totient is φ = 171807162912.

The previous prime is 423204430273. The next prime is 423204430339. The reversal of 423204430334 is 433034402324.

It is a self number, because there is not a number n which added to its sum of digits gives 423204430334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423204430339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2287127 + ... + 2465229.

It is an arithmetic number, because the mean of its divisors is an integer number (23867717040).

Almost surely, 2^423204430334 is an apocalyptic number.

423204430334 is a deficient number, since it is larger than the sum of its proper divisors (340562514946).

423204430334 is a wasteful number, since it uses less digits than its factorization.

423204430334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187064.

The product of its (nonzero) digits is 82944, while the sum is 32.

Adding to 423204430334 its reverse (433034402324), we get a palindrome (856238832658).

The spelling of 423204430334 in words is "four hundred twenty-three billion, two hundred four million, four hundred thirty thousand, three hundred thirty-four".