68227136 has 14 divisors (see below), whose sum is σ = 135388350. Its totient is φ = 34113536.

The previous prime is 68227129. The next prime is 68227141. The reversal of 68227136 is 63172286.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 64000000 + 4227136 = 8000^2 + 2056^2 .

It is a junction number, because it is equal to n+sod(n) for n = 68227096 and 68227105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532961 + ... + 533088.

Almost surely, 2^68227136 is an apocalyptic number.

It is an amenable number.

68227136 is a deficient number, since it is larger than the sum of its proper divisors (67161214).

68227136 is a wasteful number, since it uses less digits than its factorization.

68227136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066061 (or 1066051 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 68227136 is about 8259.9719127852. The cubic root of 68227136 is about 408.6194614126.

The spelling of 68227136 in words is "sixty-eight million, two hundred twenty-seven thousand, one hundred thirty-six".