68473516 has 6 divisors (see below), whose sum is σ = 119828660. Its totient is φ = 34236756.

The previous prime is 68473481. The next prime is 68473577. The reversal of 68473516 is 61537486.

It is a happy number.

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, 8559186 + ... + 8559193.

Almost surely, 2^68473516 is an apocalyptic number.

It is an amenable number.

68473516 is a deficient number, since it is larger than the sum of its proper divisors (51355144).

68473516 is a wasteful number, since it uses less digits than its factorization.

68473516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17118383 (or 17118381 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 68473516 is about 8274.8725669946. The cubic root of 68473516 is about 409.1107357334.

The spelling of 68473516 in words is "sixty-eight million, four hundred seventy-three thousand, five hundred sixteen".