68359535 has 16 divisors (see below), whose sum is σ = 84677376. Its totient is φ = 52939008.

The previous prime is 68359531. The next prime is 68359553. The reversal of 68359535 is 53595386.

It is not a de Polignac number, because 68359535 - 2² = 68359531 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68359531) 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 15 ways as a sum of consecutive naturals, for example, 40427 + ... + 42083.

It is an arithmetic number, because the mean of its divisors is an integer number (5292336).

Almost surely, 2^68359535 is an apocalyptic number.

68359535 is a deficient number, since it is larger than the sum of its proper divisors (16317841).

68359535 is a wasteful number, since it uses less digits than its factorization.

68359535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1922.

The product of its digits is 486000, while the sum is 44.

The square root of 68359535 is about 8267.9825229617. The cubic root of 68359535 is about 408.8836077802.

The spelling of 68359535 in words is "sixty-eight million, three hundred fifty-nine thousand, five hundred thirty-five".