68223366 has 12 divisors (see below), whose sum is σ = 147817332. Its totient is φ = 22741116.

The previous prime is 68223347. The next prime is 68223371. The reversal of 68223366 is 66332286.

It is a self number, because there is not a number n which added to its sum of digits gives 68223366.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 1895076 + ... + 1895111.

It is an arithmetic number, because the mean of its divisors is an integer number (12318111).

Almost surely, 2^68223366 is an apocalyptic number.

68223366 is an abundant number, since it is smaller than the sum of its proper divisors (79593966).

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

68223366 is a wasteful number, since it uses less digits than its factorization.

68223366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3790195 (or 3790192 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 68223366 is about 8259.7437006241. The cubic root of 68223366 is about 408.6119349658.

The spelling of 68223366 in words is "sixty-eight million, two hundred twenty-three thousand, three hundred sixty-six".