238422568 has 8 divisors (see below), whose sum is σ = 447042330. Its totient is φ = 119211280.

The previous prime is 238422551. The next prime is 238422593. The reversal of 238422568 is 865224832.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 128550244 + 109872324 = 11338^2 + 10482^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 238422568.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14901403 + ... + 14901418.

Almost surely, 2^238422568 is an apocalyptic number.

It is an amenable number.

238422568 is a deficient number, since it is larger than the sum of its proper divisors (208619762).

238422568 is a wasteful number, since it uses less digits than its factorization.

238422568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29802827 (or 29802823 counting only the distinct ones).

The product of its digits is 184320, while the sum is 40.

The square root of 238422568 is about 15440.9380544059. The cubic root of 238422568 is about 620.0819940120.

The spelling of 238422568 in words is "two hundred thirty-eight million, four hundred twenty-two thousand, five hundred sixty-eight".