423312234 has 16 divisors (see below), whose sum is σ = 847182240. Its totient is φ = 141011120.

The previous prime is 423312193. The next prime is 423312247. The reversal of 423312234 is 432213324.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13029 + ... + 31880.

It is an arithmetic number, because the mean of its divisors is an integer number (52948890).

Almost surely, 2^423312234 is an apocalyptic number.

423312234 is an abundant number, since it is smaller than the sum of its proper divisors (423870006).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423312234 is a wasteful number, since it uses less digits than its factorization.

423312234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46485.

The product of its digits is 3456, while the sum is 24.

The square root of 423312234 is about 20574.5530692650. The cubic root of 423312234 is about 750.8507288712.

Adding to 423312234 its reverse (432213324), we get a palindrome (855525558).

The spelling of 423312234 in words is "four hundred twenty-three million, three hundred twelve thousand, two hundred thirty-four".