68884359 has 4 divisors (see below), whose sum is σ = 91845816. Its totient is φ = 45922904.

The previous prime is 68884331. The next prime is 68884373. The reversal of 68884359 is 95348886.

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

It is a cyclic number.

It is not a de Polignac number, because 68884359 - 2¹³ = 68876167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68884859) by changing a digit.

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, 11480724 + ... + 11480729.

It is an arithmetic number, because the mean of its divisors is an integer number (22961454).

Almost surely, 2^68884359 is an apocalyptic number.

68884359 is a deficient number, since it is larger than the sum of its proper divisors (22961457).

68884359 is a wasteful number, since it uses less digits than its factorization.

68884359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22961456.

The product of its digits is 1658880, while the sum is 51.

The square root of 68884359 is about 8299.6601737662. The cubic root of 68884359 is about 409.9273299719.

The spelling of 68884359 in words is "sixty-eight million, eight hundred eighty-four thousand, three hundred fifty-nine".