43122056 has 32 divisors (see below), whose sum is σ = 85060800. Its totient is φ = 20454720.

The previous prime is 43122041. The next prime is 43122061. The reversal of 43122056 is 65022134.

43122056 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 (23).

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 7 ways as a sum of consecutive naturals, for example, 23210 + ... + 24998.

It is an arithmetic number, because the mean of its divisors is an integer number (2658150).

Almost surely, 2^43122056 is an apocalyptic number.

43122056 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

43122056 is a deficient number, since it is larger than the sum of its proper divisors (41938744).

43122056 is a wasteful number, since it uses less digits than its factorization.

43122056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949 (or 1945 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 43122056 is about 6566.7386121270. The cubic root of 43122056 is about 350.6709740990.

The spelling of 43122056 in words is "forty-three million, one hundred twenty-two thousand, fifty-six".