443442473 has 2 divisors, whose sum is σ = 443442474. Its totient is φ = 443442472.

The previous prime is 443442427. The next prime is 443442491. The reversal of 443442473 is 374244344.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 427538329 + 15904144 = 20677^2 + 3988^2 .

It is a cyclic number.

It is not a de Polignac number, because 443442473 - 2¹⁶ = 443376937 is a prime.

It is not a weakly prime, because it can be changed into another prime (443442173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221721236 + 221721237.

It is an arithmetic number, because the mean of its divisors is an integer number (221721237).

Almost surely, 2^443442473 is an apocalyptic number.

It is an amenable number.

443442473 is a deficient number, since it is larger than the sum of its proper divisors (1).

443442473 is an equidigital number, since it uses as much as digits as its factorization.

443442473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129024, while the sum is 35.

The square root of 443442473 is about 21058.0738197965. The cubic root of 443442473 is about 762.5689113747.

The spelling of 443442473 in words is "four hundred forty-three million, four hundred forty-two thousand, four hundred seventy-three".