43240616 has 8 divisors (see below), whose sum is σ = 81076170. Its totient is φ = 21620304.

The previous prime is 43240607. The next prime is 43240651. The reversal of 43240616 is 61604234.

It can be written as a sum of positive squares in only one way, i.e., 33292900 + 9947716 = 5770^2 + 3154^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2702531 + ... + 2702546.

Almost surely, 2^43240616 is an apocalyptic number.

It is an amenable number.

43240616 is a deficient number, since it is larger than the sum of its proper divisors (37835554).

43240616 is a wasteful number, since it uses less digits than its factorization.

43240616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5405083 (or 5405079 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 43240616 is about 6575.7597279706. The cubic root of 43240616 is about 350.9920588675.

The spelling of 43240616 in words is "forty-three million, two hundred forty thousand, six hundred sixteen".