43222193 has 4 divisors (see below), whose sum is σ = 49396800. Its totient is φ = 37047588.

The previous prime is 43222183. The next prime is 43222213. The reversal of 43222193 is 39122234.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43222193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43222163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3087293 + ... + 3087306.

It is an arithmetic number, because the mean of its divisors is an integer number (12349200).

Almost surely, 2^43222193 is an apocalyptic number.

It is an amenable number.

43222193 is a deficient number, since it is larger than the sum of its proper divisors (6174607).

43222193 is an equidigital number, since it uses as much as digits as its factorization.

43222193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6174606.

The product of its digits is 2592, while the sum is 26.

The square root of 43222193 is about 6574.3587520001. The cubic root of 43222193 is about 350.9422041563.

The spelling of 43222193 in words is "forty-three million, two hundred twenty-two thousand, one hundred ninety-three".