44163522 has 64 divisors (see below), whose sum is σ = 107775360. Its totient is φ = 13321152.

The previous prime is 44163521. The next prime is 44163523. The reversal of 44163522 is 22536144.

44163522 is a `hidden beast` number, since 4 + 4 + 1 + 635 + 22 = 666.

It is an interprime number because it is at equal distance from previous prime (44163521) and next prime (44163523).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (44163521) 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 31 ways as a sum of consecutive naturals, for example, 36613 + ... + 37799.

It is an arithmetic number, because the mean of its divisors is an integer number (1683990).

Almost surely, 2^44163522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44163522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53887680).

44163522 is an abundant number, since it is smaller than the sum of its proper divisors (63611838).

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

44163522 is a wasteful number, since it uses less digits than its factorization.

44163522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264 (or 1258 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 44163522 is about 6645.5640844100. The cubic root of 44163522 is about 353.4716334911.

Adding to 44163522 its reverse (22536144), we get a palindrome (66699666).

The spelling of 44163522 in words is "forty-four million, one hundred sixty-three thousand, five hundred twenty-two".