68865226 has 4 divisors (see below), whose sum is σ = 103297842. Its totient is φ = 34432612.

The previous prime is 68865191. The next prime is 68865257. The reversal of 68865226 is 62256886.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38626225 + 30239001 = 6215^2 + 5499^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17216305 + ... + 17216308.

Almost surely, 2^68865226 is an apocalyptic number.

68865226 is a deficient number, since it is larger than the sum of its proper divisors (34432616).

68865226 is a wasteful number, since it uses less digits than its factorization.

68865226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34432615.

The product of its digits is 276480, while the sum is 43.

The square root of 68865226 is about 8298.5074561634. The cubic root of 68865226 is about 409.8893732863.

The spelling of 68865226 in words is "sixty-eight million, eight hundred sixty-five thousand, two hundred twenty-six".