43440048 has 60 divisors (see below), whose sum is σ = 123656520. Its totient is φ = 14231808.

The previous prime is 43440029. The next prime is 43440073. The reversal of 43440048 is 84004434.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5940 + ... + 11052.

It is an arithmetic number, because the mean of its divisors is an integer number (2060942).

Almost surely, 2^43440048 is an apocalyptic number.

43440048 is a gapful number since it is divisible by the number (48) 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 43440048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61828260).

43440048 is an abundant number, since it is smaller than the sum of its proper divisors (80216472).

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

43440048 is a wasteful number, since it uses less digits than its factorization.

43440048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5186 (or 5177 counting only the distinct ones).

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

The square root of 43440048 is about 6590.9064626954. The cubic root of 43440048 is about 351.5308401830.

The spelling of 43440048 in words is "forty-three million, four hundred forty thousand, forty-eight".