44222211 has 48 divisors (see below), whose sum is σ = 72558720. Its totient is φ = 25724160.

The previous prime is 44222209. The next prime is 44222239. The reversal of 44222211 is 11222244.

44222211 is a `hidden beast` number, since 442 + 2 + 221 + 1 = 666.

It is not a de Polignac number, because 44222211 - 2¹ = 44222209 is a prime.

Its product of digits (256) is a multiple of the sum of its prime factors (256).

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (44222411) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 391291 + ... + 391403.

It is an arithmetic number, because the mean of its divisors is an integer number (1511640).

Almost surely, 2^44222211 is an apocalyptic number.

44222211 is a deficient number, since it is larger than the sum of its proper divisors (28336509).

44222211 is a wasteful number, since it uses less digits than its factorization.

44222211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256 (or 253 counting only the distinct ones).

The product of its digits is 256, while the sum is 18.

The square root of 44222211 is about 6649.9782706412. The cubic root of 44222211 is about 353.6281405904.

Adding to 44222211 its reverse (11222244), we get a palindrome (55444455).

The spelling of 44222211 in words is "forty-four million, two hundred twenty-two thousand, two hundred eleven".