43412212 has 6 divisors (see below), whose sum is σ = 75971378. Its totient is φ = 21706104.

The previous prime is 43412209. The next prime is 43412219. The reversal of 43412212 is 21221434.

It can be written as a sum of positive squares in only one way, i.e., 39388176 + 4024036 = 6276^2 + 2006^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 43412212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43412219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5426523 + ... + 5426530.

Almost surely, 2^43412212 is an apocalyptic number.

It is an amenable number.

43412212 is a deficient number, since it is larger than the sum of its proper divisors (32559166).

43412212 is a wasteful number, since it uses less digits than its factorization.

43412212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10853057 (or 10853055 counting only the distinct ones).

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

The square root of 43412212 is about 6588.7944269039. The cubic root of 43412212 is about 351.4557381842.

Adding to 43412212 its reverse (21221434), we get a palindrome (64633646).

The spelling of 43412212 in words is "forty-three million, four hundred twelve thousand, two hundred twelve".