444041393 has 2 divisors, whose sum is σ = 444041394. Its totient is φ = 444041392.

The previous prime is 444041371. The next prime is 444041413. The reversal of 444041393 is 393140444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 278455969 + 165585424 = 16687^2 + 12868^2 .

It is a cyclic number.

It is not a de Polignac number, because 444041393 - 2¹⁸ = 443779249 is a prime.

It is not a weakly prime, because it can be changed into another prime (444041293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222020696 + 222020697.

It is an arithmetic number, because the mean of its divisors is an integer number (222020697).

Almost surely, 2^444041393 is an apocalyptic number.

It is an amenable number.

444041393 is a deficient number, since it is larger than the sum of its proper divisors (1).

444041393 is an equidigital number, since it uses as much as digits as its factorization.

444041393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 444041393 is about 21072.2896952372. The cubic root of 444041393 is about 762.9120692345.

The spelling of 444041393 in words is "four hundred forty-four million, forty-one thousand, three hundred ninety-three".