68857318 has 8 divisors (see below), whose sum is σ = 103776120. Its totient is φ = 34265280.

The previous prime is 68857309. The next prime is 68857367. The reversal of 68857318 is 81375886.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81163 + ... + 82006.

It is an arithmetic number, because the mean of its divisors is an integer number (12972015).

Almost surely, 2^68857318 is an apocalyptic number.

68857318 is a deficient number, since it is larger than the sum of its proper divisors (34918802).

68857318 is a wasteful number, since it uses less digits than its factorization.

68857318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163382.

The product of its digits is 322560, while the sum is 46.

The square root of 68857318 is about 8298.0309712606. The cubic root of 68857318 is about 409.8736830779.

The spelling of 68857318 in words is "sixty-eight million, eight hundred fifty-seven thousand, three hundred eighteen".