43243222 has 12 divisors (see below), whose sum is σ = 71298108. Its totient is φ = 19655900.

The previous prime is 43243219. The next prime is 43243261. The reversal of 43243222 is 22234234.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 43243193 and 43243202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 89104 + ... + 89587.

It is an arithmetic number, because the mean of its divisors is an integer number (5941509).

Almost surely, 2^43243222 is an apocalyptic number.

43243222 is a deficient number, since it is larger than the sum of its proper divisors (28054886).

43243222 is a wasteful number, since it uses less digits than its factorization.

43243222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178715 (or 178704 counting only the distinct ones).

The product of its digits is 2304, while the sum is 22.

The square root of 43243222 is about 6575.9578769940. The cubic root of 43243222 is about 350.9991098535. Note that the first 3 decimals are identical.

Adding to 43243222 its reverse (22234234), we get a palindrome (65477456).

The spelling of 43243222 in words is "forty-three million, two hundred forty-three thousand, two hundred twenty-two".