422250571 has 2 divisors, whose sum is σ = 422250572. Its totient is φ = 422250570.

The previous prime is 422250467. The next prime is 422250593. The reversal of 422250571 is 175052224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422250571 - 2¹⁷ = 422119499 is a prime.

It is not a weakly prime, because it can be changed into another prime (422250071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211125285 + 211125286.

It is an arithmetic number, because the mean of its divisors is an integer number (211125286).

Almost surely, 2^422250571 is an apocalyptic number.

422250571 is a deficient number, since it is larger than the sum of its proper divisors (1).

422250571 is an equidigital number, since it uses as much as digits as its factorization.

422250571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 422250571 is about 20548.7364818375. The cubic root of 422250571 is about 750.2224945809. Note that the first 3 decimals are identical.

The spelling of 422250571 in words is "four hundred twenty-two million, two hundred fifty thousand, five hundred seventy-one".