68622226 has 8 divisors (see below), whose sum is σ = 102970224. Its totient is φ = 34298820.

The previous prime is 68622221. The next prime is 68622259. The reversal of 68622226 is 62222686.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 68622191 and 68622200.

It is not an unprimeable number, because it can be changed into a prime (68622221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4561 + ... + 12571.

It is an arithmetic number, because the mean of its divisors is an integer number (12871278).

Almost surely, 2^68622226 is an apocalyptic number.

68622226 is a deficient number, since it is larger than the sum of its proper divisors (34347998).

68622226 is a wasteful number, since it uses less digits than its factorization.

68622226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12296.

The product of its digits is 27648, while the sum is 34.

The square root of 68622226 is about 8283.8533304254. The cubic root of 68622226 is about 409.4066889286.

The spelling of 68622226 in words is "sixty-eight million, six hundred twenty-two thousand, two hundred twenty-six".