68359072 has 12 divisors (see below), whose sum is σ = 134581986. Its totient is φ = 34179520.

The previous prime is 68359069. The next prime is 68359079. The reversal of 68359072 is 27095386.

It can be written as a sum of positive squares in only one way, i.e., 66520336 + 1838736 = 8156^2 + 1356^2 .

It is not an unprimeable number, because it can be changed into a prime (68359079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068079 + ... + 1068142.

Almost surely, 2^68359072 is an apocalyptic number.

It is an amenable number.

68359072 is a deficient number, since it is larger than the sum of its proper divisors (66222914).

68359072 is a wasteful number, since it uses less digits than its factorization.

68359072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136231 (or 2136223 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 68359072 is about 8267.9545233389. The cubic root of 68359072 is about 408.8826846535.

The spelling of 68359072 in words is "sixty-eight million, three hundred fifty-nine thousand, seventy-two".