43222056 has 32 divisors (see below), whose sum is σ = 108669600. Its totient is φ = 14325440.

The previous prime is 43222051. The next prime is 43222057. The reversal of 43222056 is 65022234.

It is a super-2 number, since 2×43222056² = 3736292249734272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (43222051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 735 + ... + 9326.

It is an arithmetic number, because the mean of its divisors is an integer number (3395925).

Almost surely, 2^43222056 is an apocalyptic number.

It is an amenable number.

43222056 is an abundant number, since it is smaller than the sum of its proper divisors (65447544).

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

43222056 is a wasteful number, since it uses less digits than its factorization.

43222056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10249 (or 10245 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 43222056 is about 6574.3483327247. The cubic root of 43222056 is about 350.9418333659.

The spelling of 43222056 in words is "forty-three million, two hundred twenty-two thousand, fifty-six".