44422224 has 240 divisors, whose sum is σ = 155722176. Its totient is φ = 10752000.

The previous prime is 44422219. The next prime is 44422249. The reversal of 44422224 is 42222444.

It is a Cunningham number, because it is equal to 6665²-1.

It is a hoax number, since the sum of its digits (24) 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 (24).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 44422194 and 44422203.

It is a congruent number.

It is an unprimeable number.

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, 439774 + ... + 439874.

Almost surely, 2^44422224 is an apocalyptic number.

44422224 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44422224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77861088).

44422224 is an abundant number, since it is smaller than the sum of its proper divisors (111299952).

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

44422224 is a wasteful number, since it uses less digits than its factorization.

44422224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154 (or 141 counting only the distinct ones).

The product of its digits is 4096, while the sum is 24.

The square root of 44422224 is about 6664.9999249812. Note that the first 4 decimals coincide. The cubic root of 44422224 is about 354.1604813560.

Adding to 44422224 its reverse (42222444), we get a palindrome (86644668).

It can be divided in two parts, 4442 and 2224, that added together give a palindrome (6666).

The spelling of 44422224 in words is "forty-four million, four hundred twenty-two thousand, two hundred twenty-four".