43223055 has 16 divisors (see below), whose sum is σ = 69348480. Its totient is φ = 22988448.

The previous prime is 43223039. The next prime is 43223069. The reversal of 43223055 is 55032234.

It is not a de Polignac number, because 43223055 - 2⁴ = 43223039 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1884 + ... + 9486.

It is an arithmetic number, because the mean of its divisors is an integer number (4334280).

Almost surely, 2^43223055 is an apocalyptic number.

43223055 is a deficient number, since it is larger than the sum of its proper divisors (26125425).

43223055 is a wasteful number, since it uses less digits than its factorization.

43223055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7990.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 43223055 is about 6574.4243093977. The cubic root of 43223055 is about 350.9445371412.

Adding to 43223055 its reverse (55032234), we get a palindrome (98255289).

The spelling of 43223055 in words is "forty-three million, two hundred twenty-three thousand, fifty-five".