45043344 has 80 divisors (see below), whose sum is σ = 130467840. Its totient is φ = 14878080.

The previous prime is 45043337. The next prime is 45043399. The reversal of 45043344 is 44334054.

45043344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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 15 ways as a sum of consecutive naturals, for example, 54454 + ... + 55274.

It is an arithmetic number, because the mean of its divisors is an integer number (1630848).

Almost surely, 2^45043344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45043344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65233920).

45043344 is an abundant number, since it is smaller than the sum of its proper divisors (85424496).

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

45043344 is a wasteful number, since it uses less digits than its factorization.

45043344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965 (or 953 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 45043344 is about 6711.4338259421. The cubic root of 45043344 is about 355.8034937905.

Adding to 45043344 its reverse (44334054), we get a palindrome (89377398).

The spelling of 45043344 in words is "forty-five million, forty-three thousand, three hundred forty-four".