22044055 has 16 divisors (see below), whose sum is σ = 28952064. Its totient is φ = 15979680.

The previous prime is 22044049. The next prime is 22044073. The reversal of 22044055 is 55044022.

It is a de Polignac number, because none of the positive numbers 2^k-22044055 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 15 ways as a sum of consecutive naturals, for example, 26374 + ... + 27196.

It is an arithmetic number, because the mean of its divisors is an integer number (1809504).

Almost surely, 2^22044055 is an apocalyptic number.

22044055 is a deficient number, since it is larger than the sum of its proper divisors (6908009).

22044055 is a wasteful number, since it uses less digits than its factorization.

22044055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 22044055 is about 4695.1096898795. The cubic root of 22044055 is about 280.3908444830.

Adding to 22044055 its reverse (55044022), we get a palindrome (77088077).

The spelling of 22044055 in words is "twenty-two million, forty-four thousand, fifty-five".