447422471 has 2 divisors, whose sum is σ = 447422472. Its totient is φ = 447422470.

The previous prime is 447422453. The next prime is 447422477. The reversal of 447422471 is 174224744.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 447422471 - 2¹⁸ = 447160327 is a prime.

It is a super-3 number, since 3×447422471³ (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 (447422477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223711235 + 223711236.

It is an arithmetic number, because the mean of its divisors is an integer number (223711236).

Almost surely, 2^447422471 is an apocalyptic number.

447422471 is a deficient number, since it is larger than the sum of its proper divisors (1).

447422471 is an equidigital number, since it uses as much as digits as its factorization.

447422471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50176, while the sum is 35.

The square root of 447422471 is about 21152.3632485829. The cubic root of 447422471 is about 764.8435301612.

The spelling of 447422471 in words is "four hundred forty-seven million, four hundred twenty-two thousand, four hundred seventy-one".