422271369 has 24 divisors (see below), whose sum is σ = 658304192. Its totient is φ = 259290720.

The previous prime is 422271337. The next prime is 422271373. The reversal of 422271369 is 963172224.

422271369 is a `hidden beast` number, since 4 + 22 + 271 + 369 = 666.

It is not a de Polignac number, because 422271369 - 2⁵ = 422271337 is a prime.

It is a super-2 number, since 2×422271369² = 356626218154268322, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (422271379) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53274 + ... + 60684.

Almost surely, 2^422271369 is an apocalyptic number.

It is an amenable number.

422271369 is a deficient number, since it is larger than the sum of its proper divisors (236032823).

422271369 is a wasteful number, since it uses less digits than its factorization.

422271369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7917 (or 7914 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 422271369 is about 20549.2425407848. The cubic root of 422271369 is about 750.2348118102.

The spelling of 422271369 in words is "four hundred twenty-two million, two hundred seventy-one thousand, three hundred sixty-nine".