68315226 has 32 divisors (see below), whose sum is σ = 156781440. Its totient is φ = 19439616.

The previous prime is 68315207. The next prime is 68315237. The reversal of 68315226 is 62251386.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7630 + ... + 13958.

It is an arithmetic number, because the mean of its divisors is an integer number (4899420).

Almost surely, 2^68315226 is an apocalyptic number.

68315226 is an abundant number, since it is smaller than the sum of its proper divisors (88466214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68315226 is a wasteful number, since it uses less digits than its factorization.

68315226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6598.

The product of its digits is 17280, while the sum is 33.

The square root of 68315226 is about 8265.3025352978. The cubic root of 68315226 is about 408.7952458588.

The spelling of 68315226 in words is "sixty-eight million, three hundred fifteen thousand, two hundred twenty-six".