43213463 has 4 divisors (see below), whose sum is σ = 43308480. Its totient is φ = 43118448.

The previous prime is 43213453. The next prime is 43213487. The reversal of 43213463 is 36431234.

It is a happy number.

43213463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43213463 - 2⁶ = 43213399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43213453) 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, 46823 + ... + 47736.

It is an arithmetic number, because the mean of its divisors is an integer number (10827120).

Almost surely, 2^43213463 is an apocalyptic number.

43213463 is a deficient number, since it is larger than the sum of its proper divisors (95017).

43213463 is an equidigital number, since it uses as much as digits as its factorization.

43213463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95016.

The product of its digits is 5184, while the sum is 26.

The square root of 43213463 is about 6573.6947753908. The cubic root of 43213463 is about 350.9185748468.

Adding to 43213463 its reverse (36431234), we get a palindrome (79644697).

The spelling of 43213463 in words is "forty-three million, two hundred thirteen thousand, four hundred sixty-three".