68959798 has 8 divisors (see below), whose sum is σ = 103495608. Its totient is φ = 34461264.

The previous prime is 68959783. The next prime is 68959801. The reversal of 68959798 is 89795986.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 4111 + ... + 12442.

It is an arithmetic number, because the mean of its divisors is an integer number (12936951).

Almost surely, 2^68959798 is an apocalyptic number.

68959798 is a deficient number, since it is larger than the sum of its proper divisors (34535810).

68959798 is a wasteful number, since it uses less digits than its factorization.

68959798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18638.

The product of its digits is 9797760, while the sum is 61.

The square root of 68959798 is about 8304.2036343047. The cubic root of 68959798 is about 410.0769199326.

The spelling of 68959798 in words is "sixty-eight million, nine hundred fifty-nine thousand, seven hundred ninety-eight".