43740016 has 20 divisors (see below), whose sum is σ = 85622992. Its totient is φ = 21643776.

The previous prime is 43740007. The next prime is 43740017. The reversal of 43740016 is 61004734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43740017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12540 + ... + 15643.

Almost surely, 2^43740016 is an apocalyptic number.

It is an amenable number.

43740016 is a deficient number, since it is larger than the sum of its proper divisors (41882976).

43740016 is a wasteful number, since it uses less digits than its factorization.

43740016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28288 (or 28282 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 43740016 is about 6613.6235151390. The cubic root of 43740016 is about 352.3381306667.

The spelling of 43740016 in words is "forty-three million, seven hundred forty thousand, sixteen".