43116912 has 120 divisors (see below), whose sum is σ = 126606480. Its totient is φ = 13685760.

The previous prime is 43116901. The next prime is 43116919. The reversal of 43116912 is 21961134.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43116919) 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, 395514 + ... + 395622.

It is an arithmetic number, because the mean of its divisors is an integer number (1055054).

Almost surely, 2^43116912 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 43116912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63303240).

43116912 is an abundant number, since it is smaller than the sum of its proper divisors (83489568).

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

43116912 is a wasteful number, since it uses less digits than its factorization.

43116912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231 (or 222 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 43116912 is about 6566.3469296101. The cubic root of 43116912 is about 350.6570297791.

The spelling of 43116912 in words is "forty-three million, one hundred sixteen thousand, nine hundred twelve".