43740068 has 12 divisors (see below), whose sum is σ = 78614172. Its totient is φ = 21278880.

The previous prime is 43740049. The next prime is 43740077. The reversal of 43740068 is 86004734.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 37429924 + 6310144 = 6118^2 + 2512^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147623 + ... + 147918.

It is an arithmetic number, because the mean of its divisors is an integer number (6551181).

Almost surely, 2^43740068 is an apocalyptic number.

It is an amenable number.

43740068 is a deficient number, since it is larger than the sum of its proper divisors (34874104).

43740068 is a wasteful number, since it uses less digits than its factorization.

43740068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295582 (or 295580 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 43740068 is about 6613.6274464170. The cubic root of 43740068 is about 352.3382702915.

The spelling of 43740068 in words is "forty-three million, seven hundred forty thousand, sixty-eight".