423130234 has 16 divisors (see below), whose sum is σ = 650041920. Its totient is φ = 206458560.

The previous prime is 423130231. The next prime is 423130249. The reversal of 423130234 is 432031324.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (423130231) 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, 181939 + ... + 184249.

It is an arithmetic number, because the mean of its divisors is an integer number (40627620).

Almost surely, 2^423130234 is an apocalyptic number.

423130234 is a deficient number, since it is larger than the sum of its proper divisors (226911686).

423130234 is a wasteful number, since it uses less digits than its factorization.

423130234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4485.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 423130234 is about 20570.1296544285. The cubic root of 423130234 is about 750.7431058521.

Adding to 423130234 its reverse (432031324), we get a palindrome (855161558).

The spelling of 423130234 in words is "four hundred twenty-three million, one hundred thirty thousand, two hundred thirty-four".