43213808 has 20 divisors (see below), whose sum is σ = 91338648. Its totient is φ = 19642560.

The previous prime is 43213789. The next prime is 43213831. The reversal of 43213808 is 80831234.

It is a happy number.

43213808 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3 ways as a sum of consecutive naturals, for example, 122591 + ... + 122942.

Almost surely, 2^43213808 is an apocalyptic number.

It is an amenable number.

43213808 is an abundant number, since it is smaller than the sum of its proper divisors (48124840).

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

43213808 is a wasteful number, since it uses less digits than its factorization.

43213808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245552 (or 245546 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 43213808 is about 6573.7210162890. The cubic root of 43213808 is about 350.9195087115.

The spelling of 43213808 in words is "forty-three million, two hundred thirteen thousand, eight hundred eight".