68938882 has 4 divisors (see below), whose sum is σ = 103408326. Its totient is φ = 34469440.

The previous prime is 68938861. The next prime is 68938901. The reversal of 68938882 is 28883986.

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., 68707521 + 231361 = 8289^2 + 481^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17234719 + ... + 17234722.

Almost surely, 2^68938882 is an apocalyptic number.

68938882 is a deficient number, since it is larger than the sum of its proper divisors (34469444).

68938882 is a wasteful number, since it uses less digits than its factorization.

68938882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34469443.

The product of its digits is 1327104, while the sum is 52.

The square root of 68938882 is about 8302.9441766159. The cubic root of 68938882 is about 410.0354559859.

The spelling of 68938882 in words is "sixty-eight million, nine hundred thirty-eight thousand, eight hundred eighty-two".