434340012 has 12 divisors (see below), whose sum is σ = 1013460056. Its totient is φ = 144780000.

The previous prime is 434339993. The next prime is 434340017. The reversal of 434340012 is 210043434.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (434340017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18097489 + ... + 18097512.

Almost surely, 2^434340012 is an apocalyptic number.

It is an amenable number.

434340012 is an abundant number, since it is smaller than the sum of its proper divisors (579120044).

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

434340012 is a wasteful number, since it uses less digits than its factorization.

434340012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36195008 (or 36195006 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 434340012 is about 20840.8256074466. The cubic root of 434340012 is about 757.3150943426.

Adding to 434340012 its reverse (210043434), we get a palindrome (644383446).

The spelling of 434340012 in words is "four hundred thirty-four million, three hundred forty thousand, twelve".