68244356 has 12 divisors (see below), whose sum is σ = 121452240. Its totient is φ = 33543720.

The previous prime is 68244331. The next prime is 68244359. The reversal of 68244356 is 65344286.

It is not an unprimeable number, because it can be changed into a prime (68244359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144350 + ... + 144821.

It is an arithmetic number, because the mean of its divisors is an integer number (10121020).

Almost surely, 2^68244356 is an apocalyptic number.

It is an amenable number.

68244356 is a deficient number, since it is larger than the sum of its proper divisors (53207884).

68244356 is a wasteful number, since it uses less digits than its factorization.

68244356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289234 (or 289232 counting only the distinct ones).

The product of its digits is 138240, while the sum is 38.

The square root of 68244356 is about 8261.0142234474. The cubic root of 68244356 is about 408.6538359819.

The spelling of 68244356 in words is "sixty-eight million, two hundred forty-four thousand, three hundred fifty-six".