43212196 has 12 divisors (see below), whose sum is σ = 77466060. Its totient is φ = 21079040.

The previous prime is 43212179. The next prime is 43212199. The reversal of 43212196 is 69121234.

43212196 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 18610596 + 24601600 = 4314^2 + 4960^2 .

It is not an unprimeable number, because it can be changed into a prime (43212199) 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, 131581 + ... + 131908.

It is an arithmetic number, because the mean of its divisors is an integer number (6455505).

Almost surely, 2^43212196 is an apocalyptic number.

It is an amenable number.

43212196 is a deficient number, since it is larger than the sum of its proper divisors (34253864).

43212196 is a wasteful number, since it uses less digits than its factorization.

43212196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263534 (or 263532 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 43212196 is about 6573.5984057440. The cubic root of 43212196 is about 350.9151452198.

The spelling of 43212196 in words is "forty-three million, two hundred twelve thousand, one hundred ninety-six".