43472166 has 8 divisors (see below), whose sum is σ = 86944344. Its totient is φ = 14490720.

The previous prime is 43472161. The next prime is 43472167. The reversal of 43472166 is 66127434.

It is a happy number.

43472166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

43472166 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43472161) 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, 3622675 + ... + 3622686.

It is an arithmetic number, because the mean of its divisors is an integer number (10868043).

Almost surely, 2^43472166 is an apocalyptic number.

43472166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

43472166 is a wasteful number, since it uses less digits than its factorization.

43472166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7245366.

The product of its digits is 24192, while the sum is 33.

The square root of 43472166 is about 6593.3425513923. The cubic root of 43472166 is about 351.6174552353.

The spelling of 43472166 in words is "forty-three million, four hundred seventy-two thousand, one hundred sixty-six".