423232310434 has 4 divisors (see below), whose sum is σ = 634848465654. Its totient is φ = 211616155216.

The previous prime is 423232310419. The next prime is 423232310477. The reversal of 423232310434 is 434013232324.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 291110965209 + 132121345225 = 539547^2 + 363485^2 .

It is a junction number, because it is equal to n+sod(n) for n = 423232310396 and 423232310405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105808077607 + ... + 105808077610.

Almost surely, 2^423232310434 is an apocalyptic number.

423232310434 is a deficient number, since it is larger than the sum of its proper divisors (211616155220).

423232310434 is a wasteful number, since it uses less digits than its factorization.

423232310434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211616155219.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 423232310434 its reverse (434013232324), we get a palindrome (857245542758).

The spelling of 423232310434 in words is "four hundred twenty-three billion, two hundred thirty-two million, three hundred ten thousand, four hundred thirty-four".