434543234 has 4 divisors (see below), whose sum is σ = 651814854. Its totient is φ = 217271616.

The previous prime is 434543233. The next prime is 434543257. The reversal of 434543234 is 432345434.

434543234 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 432345434 = 2 ⋅216172717.

It can be written as a sum of positive squares in only one way, i.e., 432432025 + 2111209 = 20795^2 + 1453^2 .

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 434543234.

It is not an unprimeable number, because it can be changed into a prime (434543233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108635807 + ... + 108635810.

Almost surely, 2^434543234 is an apocalyptic number.

434543234 is a deficient number, since it is larger than the sum of its proper divisors (217271620).

434543234 is a wasteful number, since it uses less digits than its factorization.

434543234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217271619.

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

The square root of 434543234 is about 20845.7006118768. The cubic root of 434543234 is about 757.4331885292.

Adding to 434543234 its reverse (432345434), we get a palindrome (866888668).

The spelling of 434543234 in words is "four hundred thirty-four million, five hundred forty-three thousand, two hundred thirty-four".