444709471 has 2 divisors, whose sum is σ = 444709472. Its totient is φ = 444709470.

The previous prime is 444709469. The next prime is 444709481. The reversal of 444709471 is 174907444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 444709471 - 2¹ = 444709469 is a prime.

It is a super-3 number, since 3×444709471³ (a number of 27 digits) contains 333 as substring.

Together with 444709469, it forms a pair of twin primes.

It is equal to p_23587465 and since 444709471 and 23587465 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444709481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222354735 + 222354736.

It is an arithmetic number, because the mean of its divisors is an integer number (222354736).

Almost surely, 2^444709471 is an apocalyptic number.

444709471 is a deficient number, since it is larger than the sum of its proper divisors (1).

444709471 is an equidigital number, since it uses as much as digits as its factorization.

444709471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 444709471 is about 21088.1357876888. The cubic root of 444709471 is about 763.2944880639.

The spelling of 444709471 in words is "four hundred forty-four million, seven hundred nine thousand, four hundred seventy-one".