68280322 has 16 divisors (see below), whose sum is σ = 111978432. Its totient is φ = 30967920.

The previous prime is 68280299. The next prime is 68280341. The reversal of 68280322 is 22308286.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7528 + ... + 13900.

It is an arithmetic number, because the mean of its divisors is an integer number (6998652).

Almost surely, 2^68280322 is an apocalyptic number.

68280322 is a deficient number, since it is larger than the sum of its proper divisors (43698110).

68280322 is a wasteful number, since it uses less digits than its factorization.

68280322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6873.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 68280322 is about 8263.1907880673. The cubic root of 68280322 is about 408.7256126753.

The spelling of 68280322 in words is "sixty-eight million, two hundred eighty thousand, three hundred twenty-two".