68356238 has 8 divisors (see below), whose sum is σ = 102571320. Its totient is φ = 34165800.

The previous prime is 68356237. The next prime is 68356241. The reversal of 68356238 is 83265386.

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

It is a junction number, because it is equal to n+sod(n) for n = 68356195 and 68356204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68356231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4388 + ... + 12488.

It is an arithmetic number, because the mean of its divisors is an integer number (12821415).

Almost surely, 2^68356238 is an apocalyptic number.

68356238 is a deficient number, since it is larger than the sum of its proper divisors (34215082).

68356238 is a wasteful number, since it uses less digits than its factorization.

68356238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12322.

The product of its digits is 207360, while the sum is 41.

The square root of 68356238 is about 8267.7831369721. The cubic root of 68356238 is about 408.8770341499.

The spelling of 68356238 in words is "sixty-eight million, three hundred fifty-six thousand, two hundred thirty-eight".