238171222 has 8 divisors (see below), whose sum is σ = 358616016. Its totient is φ = 118632552.

The previous prime is 238171189. The next prime is 238171247. The reversal of 238171222 is 222171832.

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

It is a congruent number.

It is an unprimeable number.

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, 225873 + ... + 226924.

It is an arithmetic number, because the mean of its divisors is an integer number (44827002).

Almost surely, 2^238171222 is an apocalyptic number.

238171222 is a deficient number, since it is larger than the sum of its proper divisors (120444794).

238171222 is a wasteful number, since it uses less digits than its factorization.

238171222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453062.

The product of its digits is 2688, while the sum is 28.

The square root of 238171222 is about 15432.7969597219. The cubic root of 238171222 is about 619.8640197797.

The spelling of 238171222 in words is "two hundred thirty-eight million, one hundred seventy-one thousand, two hundred twenty-two".