44489472 has 72 divisors (see below), whose sum is σ = 120751344. Its totient is φ = 14536704.

The previous prime is 44489453. The next prime is 44489479. The reversal of 44489472 is 27498444.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (44489479) 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 7 ways as a sum of consecutive naturals, for example, 40158 + ... + 41250.

It is an arithmetic number, because the mean of its divisors is an integer number (1677102).

Almost surely, 2^44489472 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 44489472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60375672).

44489472 is an abundant number, since it is smaller than the sum of its proper divisors (76261872).

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

44489472 is a wasteful number, since it uses less digits than its factorization.

44489472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165 (or 1151 counting only the distinct ones).

The product of its digits is 258048, while the sum is 42.

The square root of 44489472 is about 6670.0428784229. The cubic root of 44489472 is about 354.3391049807.

The spelling of 44489472 in words is "forty-four million, four hundred eighty-nine thousand, four hundred seventy-two".