444440473 has 2 divisors, whose sum is σ = 444440474. Its totient is φ = 444440472.

The previous prime is 444440453. The next prime is 444440489. The reversal of 444440473 is 374044444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 276789769 + 167650704 = 16637^2 + 12948^2 .

It is a cyclic number.

It is not a de Polignac number, because 444440473 - 2⁵ = 444440441 is a prime.

It is not a weakly prime, because it can be changed into another prime (444440453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222220236 + 222220237.

It is an arithmetic number, because the mean of its divisors is an integer number (222220237).

Almost surely, 2^444440473 is an apocalyptic number.

It is an amenable number.

444440473 is a deficient number, since it is larger than the sum of its proper divisors (1).

444440473 is an equidigital number, since it uses as much as digits as its factorization.

444440473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86016, while the sum is 34.

The square root of 444440473 is about 21081.7568765034. The cubic root of 444440473 is about 763.1405552776.

The spelling of 444440473 in words is "four hundred forty-four million, four hundred forty thousand, four hundred seventy-three".