444022471 has 2 divisors, whose sum is σ = 444022472. Its totient is φ = 444022470.

The previous prime is 444022441. The next prime is 444022511. The reversal of 444022471 is 174220444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 444022471 - 2²⁷ = 309804743 is a prime.

It is a super-3 number, since 3×444022471³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444022441) 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, 222011235 + 222011236.

It is an arithmetic number, because the mean of its divisors is an integer number (222011236).

Almost surely, 2^444022471 is an apocalyptic number.

444022471 is a deficient number, since it is larger than the sum of its proper divisors (1).

444022471 is an equidigital number, since it uses as much as digits as its factorization.

444022471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7168, while the sum is 28.

The square root of 444022471 is about 21071.8407121922. The cubic root of 444022471 is about 762.9012323865.

The spelling of 444022471 in words is "four hundred forty-four million, twenty-two thousand, four hundred seventy-one".