68242226 has 8 divisors (see below), whose sum is σ = 110237484. Its totient is φ = 31496400.

The previous prime is 68242211. The next prime is 68242241. The reversal of 68242226 is 62224286.

It is an interprime number because it is at equal distance from previous prime (68242211) and next prime (68242241).

It can be written as a sum of positive squares in 2 ways, for example, as 66406201 + 1836025 = 8149^2 + 1355^2 .

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 = 68242192 and 68242201.

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, 1312325 + ... + 1312376.

Almost surely, 2^68242226 is an apocalyptic number.

68242226 is a deficient number, since it is larger than the sum of its proper divisors (41995258).

68242226 is a wasteful number, since it uses less digits than its factorization.

68242226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2624716.

The product of its digits is 18432, while the sum is 32.

The square root of 68242226 is about 8260.8853036463. The cubic root of 68242226 is about 408.6495843886.

The spelling of 68242226 in words is "sixty-eight million, two hundred forty-two thousand, two hundred twenty-six".