44222166 has 32 divisors (see below), whose sum is σ = 98794080. Its totient is φ = 14662368.

The previous prime is 44222161. The next prime is 44222207. The reversal of 44222166 is 66122244.

44222166 is a `hidden beast` number, since 442 + 2 + 216 + 6 = 666.

44222166 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 (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44222161) 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 15 ways as a sum of consecutive naturals, for example, 8560 + ... + 12716.

It is an arithmetic number, because the mean of its divisors is an integer number (3087315).

Almost surely, 2^44222166 is an apocalyptic number.

44222166 is an abundant number, since it is smaller than the sum of its proper divisors (54571914).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44222166 is a wasteful number, since it uses less digits than its factorization.

44222166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4365 (or 4359 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 44222166 is about 6649.9748871706. The cubic root of 44222166 is about 353.6280206411.

The spelling of 44222166 in words is "forty-four million, two hundred twenty-two thousand, one hundred sixty-six".