234423460434 has 16 divisors (see below), whose sum is σ = 473228669088. Its totient is φ = 77410862112.

The previous prime is 234423460433. The next prime is 234423460483. The reversal of 234423460434 is 434064324432.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 234423460392 and 234423460401.

It is not an unprimeable number, because it can be changed into a prime (234423460433) by changing a digit.

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, 182572147 + ... + 182573430.

It is an arithmetic number, because the mean of its divisors is an integer number (29576791818).

Almost surely, 2^234423460434 is an apocalyptic number.

234423460434 is an abundant number, since it is smaller than the sum of its proper divisors (238805208654).

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

234423460434 is a wasteful number, since it uses less digits than its factorization.

234423460434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365145689.

The product of its (nonzero) digits is 663552, while the sum is 39.

Adding to 234423460434 its reverse (434064324432), we get a palindrome (668487784866).

The spelling of 234423460434 in words is "two hundred thirty-four billion, four hundred twenty-three million, four hundred sixty thousand, four hundred thirty-four".