8443073 has 2 divisors, whose sum is σ = 8443074. Its totient is φ = 8443072.

The previous prime is 8443069. The next prime is 8443079. The reversal of 8443073 is 3703448.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6822544 + 1620529 = 2612^2 + 1273^2 .

It is a cyclic number.

It is not a de Polignac number, because 8443073 - 2² = 8443069 is a prime.

It is not a weakly prime, because it can be changed into another prime (8443079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4221536 + 4221537.

It is an arithmetic number, because the mean of its divisors is an integer number (4221537).

Almost surely, 2^8443073 is an apocalyptic number.

It is an amenable number.

8443073 is a deficient number, since it is larger than the sum of its proper divisors (1).

8443073 is an equidigital number, since it uses as much as digits as its factorization.

8443073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 8443073 is about 2905.6966462451. The cubic root of 8443073 is about 203.6261334521.

The spelling of 8443073 in words is "eight million, four hundred forty-three thousand, seventy-three".