43116673 has 4 divisors (see below), whose sum is σ = 43601220. Its totient is φ = 42632128.

The previous prime is 43116637. The next prime is 43116677. The reversal of 43116673 is 37661134.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17239104 + 25877569 = 4152^2 + 5087^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43116673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43116677) 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, 242140 + ... + 242317.

It is an arithmetic number, because the mean of its divisors is an integer number (10900305).

Almost surely, 2^43116673 is an apocalyptic number.

It is an amenable number.

43116673 is a deficient number, since it is larger than the sum of its proper divisors (484547).

43116673 is an equidigital number, since it uses as much as digits as its factorization.

43116673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484546.

The product of its digits is 9072, while the sum is 31.

The square root of 43116673 is about 6566.3287307292. The cubic root of 43116673 is about 350.6563818726.

The spelling of 43116673 in words is "forty-three million, one hundred sixteen thousand, six hundred seventy-three".