68635384 has 16 divisors (see below), whose sum is σ = 129036600. Its totient is φ = 34225632.

The previous prime is 68635379. The next prime is 68635423. The reversal of 68635384 is 48353686.

It is a self number, because there is not a number n which added to its sum of digits gives 68635384.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8287 + ... + 14350.

Almost surely, 2^68635384 is an apocalyptic number.

It is an amenable number.

68635384 is a deficient number, since it is larger than the sum of its proper divisors (60401216).

68635384 is a wasteful number, since it uses less digits than its factorization.

68635384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23022 (or 23018 counting only the distinct ones).

The product of its digits is 414720, while the sum is 43.

The square root of 68635384 is about 8284.6474879744. The cubic root of 68635384 is about 409.4328545470.

The spelling of 68635384 in words is "sixty-eight million, six hundred thirty-five thousand, three hundred eighty-four".