43167872 has 128 divisors (see below), whose sum is σ = 103403520. Its totient is φ = 17740800.

The previous prime is 43167869. The next prime is 43167877. The reversal of 43167872 is 27876134.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43167877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1003883 + ... + 1003925.

It is an arithmetic number, because the mean of its divisors is an integer number (807840).

Almost surely, 2^43167872 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 43167872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51701760).

43167872 is an abundant number, since it is smaller than the sum of its proper divisors (60235648).

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

43167872 is a wasteful number, since it uses less digits than its factorization.

43167872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122 (or 110 counting only the distinct ones).

The product of its digits is 56448, while the sum is 38.

The square root of 43167872 is about 6570.2261757112. The cubic root of 43167872 is about 350.7951229003.

The spelling of 43167872 in words is "forty-three million, one hundred sixty-seven thousand, eight hundred seventy-two".