68205926 has 4 divisors (see below), whose sum is σ = 102308892. Its totient is φ = 34102962.

The previous prime is 68205923. The next prime is 68205959. The reversal of 68205926 is 62950286.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 68205926.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68205923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17051480 + ... + 17051483.

It is an arithmetic number, because the mean of its divisors is an integer number (25577223).

Almost surely, 2^68205926 is an apocalyptic number.

68205926 is a deficient number, since it is larger than the sum of its proper divisors (34102966).

68205926 is a wasteful number, since it uses less digits than its factorization.

68205926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34102965.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 68205926 is about 8258.6879103160. The cubic root of 68205926 is about 408.5771140538.

The spelling of 68205926 in words is "sixty-eight million, two hundred five thousand, nine hundred twenty-six".