108339842 has 16 divisors (see below), whose sum is σ = 175348152. Its totient is φ = 49906560.

The previous prime is 108339809. The next prime is 108339851. The reversal of 108339842 is 248933801.

It can be written as a sum of positive squares in 4 ways, for example, as 71385601 + 36954241 = 8449^2 + 6079^2 .

It is a junction number, because it is equal to n+sod(n) for n = 108339796 and 108339805.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10742 + ... + 18222.

Almost surely, 2^108339842 is an apocalyptic number.

108339842 is a deficient number, since it is larger than the sum of its proper divisors (67008310).

108339842 is a wasteful number, since it uses less digits than its factorization.

108339842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8053.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 108339842 is about 10408.6426588677. The cubic root of 108339842 is about 476.7192977133.

The spelling of 108339842 in words is "one hundred eight million, three hundred thirty-nine thousand, eight hundred forty-two".