43272163 has 8 divisors (see below), whose sum is σ = 47254320. Its totient is φ = 39298080.

The previous prime is 43272121. The next prime is 43272181. The reversal of 43272163 is 36127234.

43272163 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.

It is a cyclic number.

It is not a de Polignac number, because 43272163 - 2⁹ = 43271651 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43279163) 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 7 ways as a sum of consecutive naturals, for example, 17181 + ... + 19537.

It is an arithmetic number, because the mean of its divisors is an integer number (5906790).

Almost surely, 2^43272163 is an apocalyptic number.

43272163 is a deficient number, since it is larger than the sum of its proper divisors (3982157).

43272163 is a wasteful number, since it uses less digits than its factorization.

43272163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4037.

The product of its digits is 6048, while the sum is 28.

The square root of 43272163 is about 6578.1580248577. The cubic root of 43272163 is about 351.0773957245.

Adding to 43272163 its reverse (36127234), we get a palindrome (79399397).

Subtracting from 43272163 its reverse (36127234), we obtain a square (7144929 = 2673²).

It can be divided in two parts, 4327 and 2163, that multiplied together give a triangular number (9359301 = T₄₃₂₆).

The spelling of 43272163 in words is "forty-three million, two hundred seventy-two thousand, one hundred sixty-three".