222922438 has 8 divisors (see below), whose sum is σ = 336936600. Its totient is φ = 110610240.

The previous prime is 222922429. The next prime is 222922439. The reversal of 222922438 is 834229222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222922439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425163 + ... + 425686.

It is an arithmetic number, because the mean of its divisors is an integer number (42117075).

Almost surely, 2^222922438 is an apocalyptic number.

222922438 is a deficient number, since it is larger than the sum of its proper divisors (114014162).

222922438 is a wasteful number, since it uses less digits than its factorization.

222922438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850982.

The product of its digits is 27648, while the sum is 34.

The square root of 222922438 is about 14930.5873293719. The cubic root of 222922438 is about 606.3423854957.

The spelling of 222922438 in words is "two hundred twenty-two million, nine hundred twenty-two thousand, four hundred thirty-eight".