222322422 has 16 divisors (see below), whose sum is σ = 508165632. Its totient is φ = 63520680.

The previous prime is 222322417. The next prime is 222322433. The reversal of 222322422 is 224223222.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

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, 2646654 + ... + 2646737.

It is an arithmetic number, because the mean of its divisors is an integer number (31760352).

Almost surely, 2^222322422 is an apocalyptic number.

222322422 is an abundant number, since it is smaller than the sum of its proper divisors (285843210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222322422 is a wasteful number, since it uses less digits than its factorization.

222322422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5293403.

The product of its digits is 1536, while the sum is 21.

The square root of 222322422 is about 14910.4802739550. The cubic root of 222322422 is about 605.7978881377.

Adding to 222322422 its reverse (224223222), we get a palindrome (446545644).

The spelling of 222322422 in words is "two hundred twenty-two million, three hundred twenty-two thousand, four hundred twenty-two".