140066008 has 8 divisors (see below), whose sum is σ = 262623780. Its totient is φ = 70033000.

The previous prime is 140065997. The next prime is 140066011. The reversal of 140066008 is 800660041.

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 8754118 + ... + 8754133.

Almost surely, 2^140066008 is an apocalyptic number.

It is an amenable number.

140066008 is a deficient number, since it is larger than the sum of its proper divisors (122557772).

140066008 is a wasteful number, since it uses less digits than its factorization.

140066008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17508257 (or 17508253 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 140066008 is about 11834.9485845947. The cubic root of 140066008 is about 519.3310035894.

The spelling of 140066008 in words is "one hundred forty million, sixty-six thousand, eight".