43718072 has 8 divisors (see below), whose sum is σ = 81971400. Its totient is φ = 21859032.

The previous prime is 43718071. The next prime is 43718083. The reversal of 43718072 is 27081734.

It is a happy number.

43718072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×43718072² = 3822539638794368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43718071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2732372 + ... + 2732387.

It is an arithmetic number, because the mean of its divisors is an integer number (10246425).

Almost surely, 2^43718072 is an apocalyptic number.

It is an amenable number.

43718072 is a deficient number, since it is larger than the sum of its proper divisors (38253328).

43718072 is a wasteful number, since it uses less digits than its factorization.

43718072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5464765 (or 5464761 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 43718072 is about 6611.9643072237. The cubic root of 43718072 is about 352.2791991132.

The spelling of 43718072 in words is "forty-three million, seven hundred eighteen thousand, seventy-two".