44112222 has 96 divisors (see below), whose sum is σ = 123413760. Its totient is φ = 11346480.

The previous prime is 44112217. The next prime is 44112241. The reversal of 44112222 is 22221144.

44112222 is a `hidden beast` number, since 441 + 1 + 2 + 222 = 666.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 44112195 and 44112204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 428223 + ... + 428325.

It is an arithmetic number, because the mean of its divisors is an integer number (1285560).

Almost surely, 2^44112222 is an apocalyptic number.

44112222 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 44112222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61706880).

44112222 is an abundant number, since it is smaller than the sum of its proper divisors (79301538).

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

44112222 is a wasteful number, since it uses less digits than its factorization.

44112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235 (or 126 counting only the distinct ones).

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

The square root of 44112222 is about 6641.7032454032. The cubic root of 44112222 is about 353.3347171735.

Adding to 44112222 its reverse (22221144), we get a palindrome (66333366).

It can be divided in two parts, 441122 and 22, that added together give a palindrome (441144).

The spelling of 44112222 in words is "forty-four million, one hundred twelve thousand, two hundred twenty-two".