434423412 has 60 divisors (see below), whose sum is σ = 1138368000. Its totient is φ = 144463824.

The previous prime is 434423359. The next prime is 434423417. The reversal of 434423412 is 214324434.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434423417) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 160333 + ... + 163019.

It is an arithmetic number, because the mean of its divisors is an integer number (18972800).

Almost surely, 2^434423412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 434423412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (569184000).

434423412 is an abundant number, since it is smaller than the sum of its proper divisors (703944588).

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

434423412 is a wasteful number, since it uses less digits than its factorization.

434423412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3202 (or 3191 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 434423412 is about 20842.8263918308. The cubic root of 434423412 is about 757.3635633108.

Adding to 434423412 its reverse (214324434), we get a palindrome (648747846).

The spelling of 434423412 in words is "four hundred thirty-four million, four hundred twenty-three thousand, four hundred twelve".