68446022 has 16 divisors (see below), whose sum is σ = 107924832. Its totient is φ = 32493120.

The previous prime is 68445997. The next prime is 68446031. The reversal of 68446022 is 22064486.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 68446022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 872 + ... + 11732.

It is an arithmetic number, because the mean of its divisors is an integer number (6745302).

Almost surely, 2^68446022 is an apocalyptic number.

68446022 is a deficient number, since it is larger than the sum of its proper divisors (39478810).

68446022 is a wasteful number, since it uses less digits than its factorization.

68446022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11023.

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 68446022 is about 8273.2111057316. The cubic root of 68446022 is about 409.0559719988.

The spelling of 68446022 in words is "sixty-eight million, four hundred forty-six thousand, twenty-two".