68928822 has 12 divisors (see below), whose sum is σ = 149345820. Its totient is φ = 22976268.

The previous prime is 68928803. The next prime is 68928823. The reversal of 68928822 is 22882986.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68928823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1914672 + ... + 1914707.

It is an arithmetic number, because the mean of its divisors is an integer number (12445485).

Almost surely, 2^68928822 is an apocalyptic number.

68928822 is an abundant number, since it is smaller than the sum of its proper divisors (80416998).

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

68928822 is a wasteful number, since it uses less digits than its factorization.

68928822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3829387 (or 3829384 counting only the distinct ones).

The product of its digits is 221184, while the sum is 45.

The square root of 68928822 is about 8302.3383453097. The cubic root of 68928822 is about 410.0155100220.

The spelling of 68928822 in words is "sixty-eight million, nine hundred twenty-eight thousand, eight hundred twenty-two".