68855042 has 8 divisors (see below), whose sum is σ = 103481616. Its totient is φ = 34361172.

The previous prime is 68855021. The next prime is 68855051. The reversal of 68855042 is 24055886.

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 = 68854987 and 68855005.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31868 + ... + 33959.

It is an arithmetic number, because the mean of its divisors is an integer number (12935202).

Almost surely, 2^68855042 is an apocalyptic number.

68855042 is a deficient number, since it is larger than the sum of its proper divisors (34626574).

68855042 is a wasteful number, since it uses less digits than its factorization.

68855042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66352.

The product of its (nonzero) digits is 76800, while the sum is 38.

The square root of 68855042 is about 8297.8938291593. The cubic root of 68855042 is about 409.8691670593.

The spelling of 68855042 in words is "sixty-eight million, eight hundred fifty-five thousand, forty-two".