68223822 has 48 divisors (see below), whose sum is σ = 147646800. Its totient is φ = 20942592.

The previous prime is 68223791. The next prime is 68223823. The reversal of 68223822 is 22832286.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68223823) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 457804 + ... + 457952.

It is an arithmetic number, because the mean of its divisors is an integer number (3075975).

Almost surely, 2^68223822 is an apocalyptic number.

68223822 is an abundant number, since it is smaller than the sum of its proper divisors (79422978).

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

68223822 is a wasteful number, since it uses less digits than its factorization.

68223822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305 (or 238 counting only the distinct ones).

The product of its digits is 18432, while the sum is 33.

The square root of 68223822 is about 8259.7713043401. The cubic root of 68223822 is about 408.6128453412.

The spelling of 68223822 in words is "sixty-eight million, two hundred twenty-three thousand, eight hundred twenty-two".