68653682 has 4 divisors (see below), whose sum is σ = 102980526. Its totient is φ = 34326840.

The previous prime is 68653681. The next prime is 68653693. The reversal of 68653682 is 28635686.

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., 64657681 + 3996001 = 8041^2 + 1999^2 .

It is not an unprimeable number, because it can be changed into a prime (68653681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17163419 + ... + 17163422.

Almost surely, 2^68653682 is an apocalyptic number.

68653682 is a deficient number, since it is larger than the sum of its proper divisors (34326844).

68653682 is a wasteful number, since it uses less digits than its factorization.

68653682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34326843.

The product of its digits is 414720, while the sum is 44.

The square root of 68653682 is about 8285.7517462207. The cubic root of 68653682 is about 409.4692358626.

The spelling of 68653682 in words is "sixty-eight million, six hundred fifty-three thousand, six hundred eighty-two".