43224480 has 144 divisors (see below), whose sum is σ = 158918760. Its totient is φ = 10635264.

The previous prime is 43224479. The next prime is 43224527. The reversal of 43224480 is 8442234.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 34152336 + 9072144 = 5844^2 + 3012^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 17566 + ... + 19874.

Almost surely, 2^43224480 is an apocalyptic number.

43224480 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 43224480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79459380).

43224480 is an abundant number, since it is smaller than the sum of its proper divisors (115694280).

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

43224480 is a wasteful number, since it uses less digits than its factorization.

43224480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2343 (or 2332 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 43224480 is about 6574.5326830125. The cubic root of 43224480 is about 350.9483938058.

The spelling of 43224480 in words is "forty-three million, two hundred twenty-four thousand, four hundred eighty".