43073416 has 8 divisors (see below), whose sum is σ = 80762670. Its totient is φ = 21536704.

The previous prime is 43073389. The next prime is 43073423. The reversal of 43073416 is 61437034.

It can be written as a sum of positive squares in only one way, i.e., 34928100 + 8145316 = 5910^2 + 2854^2 .

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, 2692081 + ... + 2692096.

Almost surely, 2^43073416 is an apocalyptic number.

It is an amenable number.

43073416 is a deficient number, since it is larger than the sum of its proper divisors (37689254).

43073416 is a wasteful number, since it uses less digits than its factorization.

43073416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5384183 (or 5384179 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 43073416 is about 6563.0340544599. The cubic root of 43073416 is about 350.5390767603.

The spelling of 43073416 in words is "forty-three million, seventy-three thousand, four hundred sixteen".