68522726 has 8 divisors (see below), whose sum is σ = 105291144. Its totient is φ = 33425680.

The previous prime is 68522719. The next prime is 68522731. The reversal of 68522726 is 62722586.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 68522726.

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, 417740 + ... + 417903.

It is an arithmetic number, because the mean of its divisors is an integer number (13161393).

Almost surely, 2^68522726 is an apocalyptic number.

68522726 is a deficient number, since it is larger than the sum of its proper divisors (36768418).

68522726 is a wasteful number, since it uses less digits than its factorization.

68522726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835686.

The product of its digits is 80640, while the sum is 38.

The square root of 68522726 is about 8277.8454926388. The cubic root of 68522726 is about 409.2087177444.

The spelling of 68522726 in words is "sixty-eight million, five hundred twenty-two thousand, seven hundred twenty-six".