43323213 has 8 divisors (see below), whose sum is σ = 59627776. Its totient is φ = 27950400.

The previous prime is 43323209. The next prime is 43323221. The reversal of 43323213 is 31232334.

43323213 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 not a de Polignac number, because 43323213 - 2² = 43323209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43323213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43323223) 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, 232828 + ... + 233013.

It is an arithmetic number, because the mean of its divisors is an integer number (7453472).

Almost surely, 2^43323213 is an apocalyptic number.

It is an amenable number.

43323213 is a deficient number, since it is larger than the sum of its proper divisors (16304563).

43323213 is a wasteful number, since it uses less digits than its factorization.

43323213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465875.

The product of its digits is 1296, while the sum is 21.

The square root of 43323213 is about 6582.0371466591. The cubic root of 43323213 is about 351.2154017500.

Adding to 43323213 its reverse (31232334), we get a palindrome (74555547).

The spelling of 43323213 in words is "forty-three million, three hundred twenty-three thousand, two hundred thirteen".