44522240 has 72 divisors (see below), whose sum is σ = 121904160. Its totient is φ = 15261696.

The previous prime is 44522239. The next prime is 44522251. The reversal of 44522240 is 4222544.

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 7 ways as a sum of consecutive naturals, for example, 6476 + ... + 11444.

Almost surely, 2^44522240 is an apocalyptic number.

44522240 is a gapful number since it is divisible by the number (40) 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 44522240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60952080).

44522240 is an abundant number, since it is smaller than the sum of its proper divisors (77381920).

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

44522240 is an equidigital number, since it uses as much as digits as its factorization.

44522240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4997 (or 4983 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 44522240 is about 6672.4987823154. The cubic root of 44522240 is about 354.4260778742.

Adding to 44522240 its reverse (4222544), we get a palindrome (48744784).

The spelling of 44522240 in words is "forty-four million, five hundred twenty-two thousand, two hundred forty".