22229055 has 12 divisors (see below), whose sum is σ = 38530440. Its totient is φ = 11855472.

The previous prime is 22229041. The next prime is 22229057. The reversal of 22229055 is 55092222.

It is not a de Polignac number, because 22229055 - 2⁹ = 22228543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22229057) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 246945 + ... + 247034.

It is an arithmetic number, because the mean of its divisors is an integer number (3210870).

Almost surely, 2^22229055 is an apocalyptic number.

22229055 is a deficient number, since it is larger than the sum of its proper divisors (16301385).

22229055 is a wasteful number, since it uses less digits than its factorization.

22229055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493990 (or 493987 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 22229055 is about 4714.7698777353. The cubic root of 22229055 is about 281.1730337543.

The spelling of 22229055 in words is "twenty-two million, two hundred twenty-nine thousand, fifty-five".