45544224 has 192 divisors, whose sum is σ = 143700480. Its totient is φ = 12472320.

The previous prime is 45544193. The next prime is 45544307. The reversal of 45544224 is 42244554.

45544224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 45544191 and 45544200.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 771907 + ... + 771965.

It is an arithmetic number, because the mean of its divisors is an integer number (748440).

Almost surely, 2^45544224 is an apocalyptic number.

45544224 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 45544224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71850240).

45544224 is an abundant number, since it is smaller than the sum of its proper divisors (98156256).

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

45544224 is a wasteful number, since it uses less digits than its factorization.

45544224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143 (or 135 counting only the distinct ones).

The product of its digits is 25600, while the sum is 30.

The square root of 45544224 is about 6748.6460864384. The cubic root of 45544224 is about 357.1174750114.

Adding to 45544224 its reverse (42244554), we get a palindrome (87788778).

It can be divided in two parts, 4554 and 4224, that added together give a palindrome (8778).

The spelling of 45544224 in words is "forty-five million, five hundred forty-four thousand, two hundred twenty-four".