43371216 has 120 divisors (see below), whose sum is σ = 146937024. Its totient is φ = 11658240.

The previous prime is 43371193. The next prime is 43371217. The reversal of 43371216 is 61217334.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 43371216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43371217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15871 + ... + 18401.

Almost surely, 2^43371216 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 43371216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73468512).

43371216 is an abundant number, since it is smaller than the sum of its proper divisors (103565808).

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

43371216 is a wasteful number, since it uses less digits than its factorization.

43371216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2569 (or 2560 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 43371216 is about 6585.6826525426. The cubic root of 43371216 is about 351.3450718025.

The spelling of 43371216 in words is "forty-three million, three hundred seventy-one thousand, two hundred sixteen".