68875756 has 6 divisors (see below), whose sum is σ = 120532580. Its totient is φ = 34437876.

The previous prime is 68875747. The next prime is 68875787. The reversal of 68875756 is 65757886.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8609466 + ... + 8609473.

Almost surely, 2^68875756 is an apocalyptic number.

It is an amenable number.

68875756 is a deficient number, since it is larger than the sum of its proper divisors (51656824).

68875756 is a wasteful number, since it uses less digits than its factorization.

68875756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17218943 (or 17218941 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 52.

The square root of 68875756 is about 8299.1418833516. The cubic root of 68875756 is about 409.9102639224.

The spelling of 68875756 in words is "sixty-eight million, eight hundred seventy-five thousand, seven hundred fifty-six".