43073472 has 56 divisors (see below), whose sum is σ = 122738896. Its totient is φ = 13252608.

The previous prime is 43073423. The next prime is 43073483. The reversal of 43073472 is 27437034.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6133 + ... + 11124.

It is an arithmetic number, because the mean of its divisors is an integer number (2191766).

Almost surely, 2^43073472 is an apocalyptic number.

It is an amenable number.

43073472 is an abundant number, since it is smaller than the sum of its proper divisors (79665424).

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

43073472 is a wasteful number, since it uses less digits than its factorization.

43073472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17285 (or 17275 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 30.

The square root of 43073472 is about 6563.0383207780. The cubic root of 43073472 is about 350.5392286728.

The spelling of 43073472 in words is "forty-three million, seventy-three thousand, four hundred seventy-two".