140000068 has 24 divisors (see below), whose sum is σ = 264278168. Its totient is φ = 64509696.

The previous prime is 140000059. The next prime is 140000089. The reversal of 140000068 is 860000041.

It can be written as a sum of positive squares in 4 ways, for example, as 8714304 + 131285764 = 2952^2 + 11458^2 .

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, 36280 + ... + 39952.

Almost surely, 2^140000068 is an apocalyptic number.

It is an amenable number.

140000068 is a deficient number, since it is larger than the sum of its proper divisors (124278100).

140000068 is a wasteful number, since it uses less digits than its factorization.

140000068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4423 (or 4421 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 140000068 is about 11832.1624397233. The cubic root of 140000068 is about 519.2494942540.

The spelling of 140000068 in words is "one hundred forty million, sixty-eight", and thus it is an aban number.