422303047 has 2 divisors, whose sum is σ = 422303048. Its totient is φ = 422303046.

The previous prime is 422303039. The next prime is 422303053. The reversal of 422303047 is 740303224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422303047 - 2³ = 422303039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422303347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211151523 + 211151524.

It is an arithmetic number, because the mean of its divisors is an integer number (211151524).

Almost surely, 2^422303047 is an apocalyptic number.

422303047 is a deficient number, since it is larger than the sum of its proper divisors (1).

422303047 is an equidigital number, since it uses as much as digits as its factorization.

422303047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 422303047 is about 20550.0133089981. The cubic root of 422303047 is about 750.2535717403.

The spelling of 422303047 in words is "four hundred twenty-two million, three hundred three thousand, forty-seven".