447426851 has 2 divisors, whose sum is σ = 447426852. Its totient is φ = 447426850.

The previous prime is 447426817. The next prime is 447426907. The reversal of 447426851 is 158624744.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 447426851 - 2⁶ = 447426787 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 447426799 and 447426808.

It is not a weakly prime, because it can be changed into another prime (447420851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223713425 + 223713426.

It is an arithmetic number, because the mean of its divisors is an integer number (223713426).

Almost surely, 2^447426851 is an apocalyptic number.

447426851 is a deficient number, since it is larger than the sum of its proper divisors (1).

447426851 is an equidigital number, since it uses as much as digits as its factorization.

447426851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 215040, while the sum is 41.

The square root of 447426851 is about 21152.4667828601. The cubic root of 447426851 is about 764.8460259409.

The spelling of 447426851 in words is "four hundred forty-seven million, four hundred twenty-six thousand, eight hundred fifty-one".