43214212 has 12 divisors (see below), whose sum is σ = 75675600. Its totient is φ = 21592616.

The previous prime is 43214209. The next prime is 43214231. The reversal of 43214212 is 21241234.

It is a self number, because there is not a number n which added to its sum of digits gives 43214212.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5823 + ... + 10969.

It is an arithmetic number, because the mean of its divisors is an integer number (6306300).

Almost surely, 2^43214212 is an apocalyptic number.

It is an amenable number.

43214212 is a deficient number, since it is larger than the sum of its proper divisors (32461388).

43214212 is a wasteful number, since it uses less digits than its factorization.

43214212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7250 (or 7248 counting only the distinct ones).

The product of its digits is 384, while the sum is 19.

The square root of 43214212 is about 6573.7517446280. The cubic root of 43214212 is about 350.9206022743.

Adding to 43214212 its reverse (21241234), we get a palindrome (64455446).

The spelling of 43214212 in words is "forty-three million, two hundred fourteen thousand, two hundred twelve".