68606222 has 8 divisors (see below), whose sum is σ = 103156200. Its totient is φ = 34220824.

The previous prime is 68606189. The next prime is 68606231. The reversal of 68606222 is 22260686.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×68606222² = 9413627394226568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40097 + ... + 41772.

It is an arithmetic number, because the mean of its divisors is an integer number (12894525).

Almost surely, 2^68606222 is an apocalyptic number.

68606222 is a deficient number, since it is larger than the sum of its proper divisors (34549978).

68606222 is a wasteful number, since it uses less digits than its factorization.

68606222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82290.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 68606222 is about 8282.8872985210. The cubic root of 68606222 is about 409.3748593283.

The spelling of 68606222 in words is "sixty-eight million, six hundred six thousand, two hundred twenty-two".