68243922 has 48 divisors (see below), whose sum is σ = 152373312. Its totient is φ = 22065120.

The previous prime is 68243911. The next prime is 68243939. The reversal of 68243922 is 22934286.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85228 + ... + 86024.

It is an arithmetic number, because the mean of its divisors is an integer number (3174444).

Almost surely, 2^68243922 is an apocalyptic number.

68243922 is an abundant number, since it is smaller than the sum of its proper divisors (84129390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68243922 is a wasteful number, since it uses less digits than its factorization.

68243922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943 (or 940 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 68243922 is about 8260.9879554446. The cubic root of 68243922 is about 408.6529697020.

The spelling of 68243922 in words is "sixty-eight million, two hundred forty-three thousand, nine hundred twenty-two".