43213230 has 32 divisors (see below), whose sum is σ = 115236000. Its totient is φ = 11523456.

The previous prime is 43213217. The next prime is 43213241. The reversal of 43213230 is 3231234.

43213230 is a `hidden beast` number, since 432 + 1 + 3 + 230 = 666.

43213230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 79755 + ... + 80294.

It is an arithmetic number, because the mean of its divisors is an integer number (3601125).

Almost surely, 2^43213230 is an apocalyptic number.

43213230 is an abundant number, since it is smaller than the sum of its proper divisors (72022770).

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

43213230 is a wasteful number, since it uses less digits than its factorization.

43213230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160065 (or 160059 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 43213230 is about 6573.6770532176. The cubic root of 43213230 is about 350.9179441469.

Adding to 43213230 its reverse (3231234), we get a palindrome (46444464).

The spelling of 43213230 in words is "forty-three million, two hundred thirteen thousand, two hundred thirty".