422022322 has 16 divisors (see below), whose sum is σ = 638045280. Its totient is φ = 209345472.

The previous prime is 422022311. The next prime is 422022373. The reversal of 422022322 is 223220224.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 422022322.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328293 + ... + 329575.

It is an arithmetic number, because the mean of its divisors is an integer number (39877830).

Almost surely, 2^422022322 is an apocalyptic number.

422022322 is a deficient number, since it is larger than the sum of its proper divisors (216022958).

422022322 is a wasteful number, since it uses less digits than its factorization.

422022322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2457.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 422022322 is about 20543.1818859689. The cubic root of 422022322 is about 750.0872917657.

Adding to 422022322 its reverse (223220224), we get a palindrome (645242546).

The spelling of 422022322 in words is "four hundred twenty-two million, twenty-two thousand, three hundred twenty-two".