44225550 has 72 divisors (see below), whose sum is σ = 124014384. Its totient is φ = 11278080.

The previous prime is 44225539. The next prime is 44225557. The reversal of 44225550 is 5552244.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44225557) 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 35 ways as a sum of consecutive naturals, for example, 8214 + ... + 12486.

It is an arithmetic number, because the mean of its divisors is an integer number (1722422).

Almost surely, 2^44225550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44225550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62007192).

44225550 is an abundant number, since it is smaller than the sum of its proper divisors (79788834).

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

44225550 is a wasteful number, since it uses less digits than its factorization.

44225550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4314 (or 4306 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 44225550 is about 6650.2293193543. The cubic root of 44225550 is about 353.6370406025.

Adding to 44225550 its reverse (5552244), we get a palindrome (49777794).

The spelling of 44225550 in words is "forty-four million, two hundred twenty-five thousand, five hundred fifty".