43422055 has 4 divisors (see below), whose sum is σ = 52106472. Its totient is φ = 34737640.

The previous prime is 43422047. The next prime is 43422061. The reversal of 43422055 is 55022434.

43422055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55022434 = 2 ⋅27511217.

It is not a de Polignac number, because 43422055 - 2³ = 43422047 is a prime.

It is a Duffinian number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 4342201 + ... + 4342210.

It is an arithmetic number, because the mean of its divisors is an integer number (13026618).

Almost surely, 2^43422055 is an apocalyptic number.

43422055 is a deficient number, since it is larger than the sum of its proper divisors (8684417).

43422055 is an equidigital number, since it uses as much as digits as its factorization.

43422055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8684416.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 43422055 is about 6589.5413345695. The cubic root of 43422055 is about 351.4822984327.

Adding to 43422055 its reverse (55022434), we get a palindrome (98444489).

The spelling of 43422055 in words is "forty-three million, four hundred twenty-two thousand, fifty-five".