434143214 has 4 divisors (see below), whose sum is σ = 651214824. Its totient is φ = 217071606.

The previous prime is 434143211. The next prime is 434143231. The reversal of 434143214 is 412341434.

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

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434143211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108535802 + ... + 108535805.

It is an arithmetic number, because the mean of its divisors is an integer number (162803706).

Almost surely, 2^434143214 is an apocalyptic number.

434143214 is a deficient number, since it is larger than the sum of its proper divisors (217071610).

434143214 is a wasteful number, since it uses less digits than its factorization.

434143214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217071609.

The product of its digits is 4608, while the sum is 26.

The square root of 434143214 is about 20836.1036184792. The cubic root of 434143214 is about 757.2006980885.

Adding to 434143214 its reverse (412341434), we get a palindrome (846484648).

The spelling of 434143214 in words is "four hundred thirty-four million, one hundred forty-three thousand, two hundred fourteen".