68352772 has 6 divisors (see below), whose sum is σ = 119617358. Its totient is φ = 34176384.

The previous prime is 68352769. The next prime is 68352811. The reversal of 68352772 is 27725386.

68352772 is nontrivially palindromic in base 8.

It can be written as a sum of positive squares in only one way, i.e., 58767556 + 9585216 = 7666^2 + 3096^2 .

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 as a sum of consecutive naturals, namely, 8544093 + ... + 8544100.

Almost surely, 2^68352772 is an apocalyptic number.

It is an amenable number.

68352772 is a deficient number, since it is larger than the sum of its proper divisors (51264586).

68352772 is a wasteful number, since it uses less digits than its factorization.

68352772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17088197 (or 17088195 counting only the distinct ones).

The product of its digits is 141120, while the sum is 40.

The square root of 68352772 is about 8267.5735255273. The cubic root of 68352772 is about 408.8701233358.

The spelling of 68352772 in words is "sixty-eight million, three hundred fifty-two thousand, seven hundred seventy-two".