68506226 has 8 divisors (see below), whose sum is σ = 108804060. Its totient is φ = 32238208.

The previous prime is 68506219. The next prime is 68506231. The reversal of 68506226 is 62260586.

It can be written as a sum of positive squares in 2 ways, for example, as 68145025 + 361201 = 8255^2 + 601^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1007411 + ... + 1007478.

Almost surely, 2^68506226 is an apocalyptic number.

68506226 is a deficient number, since it is larger than the sum of its proper divisors (40297834).

68506226 is a wasteful number, since it uses less digits than its factorization.

68506226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2014908.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 68506226 is about 8276.8487964925. The cubic root of 68506226 is about 409.1758698302.

The spelling of 68506226 in words is "sixty-eight million, five hundred six thousand, two hundred twenty-six".