140067808 has 24 divisors (see below), whose sum is σ = 282486960. Its totient is φ = 68325120.

The previous prime is 140067797. The next prime is 140067871. The reversal of 140067808 is 808760041.

It is a happy number.

140067808 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 52068 + ... + 54691.

It is an arithmetic number, because the mean of its divisors is an integer number (11770290).

Almost surely, 2^140067808 is an apocalyptic number.

It is an amenable number.

140067808 is an abundant number, since it is smaller than the sum of its proper divisors (142419152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140067808 is a wasteful number, since it uses less digits than its factorization.

140067808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106810 (or 106802 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 140067808 is about 11835.0246303081. The cubic root of 140067808 is about 519.3332282353. Note that the first 3 decimals are identical.

The spelling of 140067808 in words is "one hundred forty million, sixty-seven thousand, eight hundred eight".