422847707 has 2 divisors, whose sum is σ = 422847708. Its totient is φ = 422847706.

The previous prime is 422847697. The next prime is 422847739. The reversal of 422847707 is 707748224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422847707 - 2¹² = 422843611 is a prime.

It is not a weakly prime, because it can be changed into another prime (422847797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211423853 + 211423854.

It is an arithmetic number, because the mean of its divisors is an integer number (211423854).

Almost surely, 2^422847707 is an apocalyptic number.

422847707 is a deficient number, since it is larger than the sum of its proper divisors (1).

422847707 is an equidigital number, since it uses as much as digits as its factorization.

422847707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 175616, while the sum is 41.

The square root of 422847707 is about 20563.2610983764. The cubic root of 422847707 is about 750.5759765178.

The spelling of 422847707 in words is "four hundred twenty-two million, eight hundred forty-seven thousand, seven hundred seven".