423544334 has 8 divisors (see below), whose sum is σ = 637321608. Its totient is φ = 211103800.

The previous prime is 423544327. The next prime is 423544339. The reversal of 423544334 is 433445324.

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

It is a self number, because there is not a number n which added to its sum of digits gives 423544334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423544339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333392 + ... + 334659.

It is an arithmetic number, because the mean of its divisors is an integer number (79665201).

Almost surely, 2^423544334 is an apocalyptic number.

423544334 is a deficient number, since it is larger than the sum of its proper divisors (213777274).

423544334 is a wasteful number, since it uses less digits than its factorization.

423544334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668370.

The product of its digits is 69120, while the sum is 32.

The square root of 423544334 is about 20580.1927590584. The cubic root of 423544334 is about 750.9879330426.

Adding to 423544334 its reverse (433445324), we get a palindrome (856989658).

The spelling of 423544334 in words is "four hundred twenty-three million, five hundred forty-four thousand, three hundred thirty-four".