43421196 has 96 divisors (see below), whose sum is σ = 132088320. Its totient is φ = 10773504.

The previous prime is 43421167. The next prime is 43421197. The reversal of 43421196 is 69112434.

It is not an unprimeable number, because it can be changed into a prime (43421197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17395 + ... + 19733.

It is an arithmetic number, because the mean of its divisors is an integer number (1375920).

Almost surely, 2^43421196 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 43421196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66044160).

43421196 is an abundant number, since it is smaller than the sum of its proper divisors (88667124).

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

43421196 is a wasteful number, since it uses less digits than its factorization.

43421196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383 (or 2381 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 43421196 is about 6589.4761552038. The cubic root of 43421196 is about 351.4799806759.

The spelling of 43421196 in words is "forty-three million, four hundred twenty-one thousand, one hundred ninety-six".