44422818 has 16 divisors (see below), whose sum is σ = 96922656. Its totient is φ = 13461440.

The previous prime is 44422813. The next prime is 44422831. The reversal of 44422818 is 81822444.

44422818 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×44422818² = 3946773518122248, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (44422813) 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 7 ways as a sum of consecutive naturals, for example, 336471 + ... + 336602.

It is an arithmetic number, because the mean of its divisors is an integer number (6057666).

Almost surely, 2^44422818 is an apocalyptic number.

44422818 is an abundant number, since it is smaller than the sum of its proper divisors (52499838).

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

44422818 is a wasteful number, since it uses less digits than its factorization.

44422818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673089.

The product of its digits is 16384, while the sum is 33.

The square root of 44422818 is about 6665.0444859731. The cubic root of 44422818 is about 354.1620599232.

It can be divided in two parts, 4442 and 2818, that added together give a triangular number (7260 = T₁₂₀).

The spelling of 44422818 in words is "forty-four million, four hundred twenty-two thousand, eight hundred eighteen".