422223412 has 48 divisors (see below), whose sum is σ = 843368400. Its totient is φ = 183536640.

The previous prime is 422223401. The next prime is 422223421. The reversal of 422223412 is 214322224.

It can be written as a sum of positive squares in 8 ways, for example, as 77898276 + 344325136 = 8826^2 + 18556^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58414 + ... + 65242.

It is an arithmetic number, because the mean of its divisors is an integer number (17570175).

Almost surely, 2^422223412 is an apocalyptic number.

It is an amenable number.

422223412 is a deficient number, since it is larger than the sum of its proper divisors (421144988).

422223412 is a wasteful number, since it uses less digits than its factorization.

422223412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6916 (or 6914 counting only the distinct ones).

The product of its digits is 1536, while the sum is 22.

The square root of 422223412 is about 20548.0756276592. The cubic root of 422223412 is about 750.2064095586.

Adding to 422223412 its reverse (214322224), we get a palindrome (636545636).

The spelling of 422223412 in words is "four hundred twenty-two million, two hundred twenty-three thousand, four hundred twelve".