68716192 has 12 divisors (see below), whose sum is σ = 135285066. Its totient is φ = 34358080.

The previous prime is 68716189. The next prime is 68716201. The reversal of 68716192 is 29161786.

It can be written as a sum of positive squares in only one way, i.e., 35952016 + 32764176 = 5996^2 + 5724^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1073659 + ... + 1073722.

Almost surely, 2^68716192 is an apocalyptic number.

It is an amenable number.

68716192 is a deficient number, since it is larger than the sum of its proper divisors (66568874).

68716192 is a wasteful number, since it uses less digits than its factorization.

68716192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2147391 (or 2147383 counting only the distinct ones).

The product of its digits is 36288, while the sum is 40.

The square root of 68716192 is about 8289.5230260854. The cubic root of 68716192 is about 409.5934737119.

The spelling of 68716192 in words is "sixty-eight million, seven hundred sixteen thousand, one hundred ninety-two".