422606223 has 12 divisors (see below), whose sum is σ = 657387640. Its totient is φ = 260065296.

The previous prime is 422606161. The next prime is 422606293. The reversal of 422606223 is 322606224.

It is not a de Polignac number, because 422606223 - 2⁶ = 422606159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422606293) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1805893 + ... + 1806126.

Almost surely, 2^422606223 is an apocalyptic number.

422606223 is a deficient number, since it is larger than the sum of its proper divisors (234781417).

422606223 is a wasteful number, since it uses less digits than its factorization.

422606223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3612038 (or 3612035 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 422606223 is about 20557.3885257831. The cubic root of 422606223 is about 750.4330672222.

Subtracting from 422606223 its reverse (322606224), we obtain a palindrome (99999999).

The spelling of 422606223 in words is "four hundred twenty-two million, six hundred six thousand, two hundred twenty-three".