68883338 has 4 divisors (see below), whose sum is σ = 103325010. Its totient is φ = 34441668.

The previous prime is 68883319. The next prime is 68883359. The reversal of 68883338 is 83338886.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 65983129 + 2900209 = 8123^2 + 1703^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 68883292 and 68883301.

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 as a sum of consecutive naturals, namely, 17220833 + ... + 17220836.

Almost surely, 2^68883338 is an apocalyptic number.

68883338 is a deficient number, since it is larger than the sum of its proper divisors (34441672).

68883338 is a wasteful number, since it uses less digits than its factorization.

68883338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34441671.

The product of its digits is 663552, while the sum is 47.

The square root of 68883338 is about 8299.5986649958. The cubic root of 68883338 is about 409.9253046555.

The spelling of 68883338 in words is "sixty-eight million, eight hundred eighty-three thousand, three hundred thirty-eight".