140686922 has 8 divisors (see below), whose sum is σ = 211140000. Its totient is φ = 70306924.

The previous prime is 140686901. The next prime is 140686937. The reversal of 140686922 is 229686041.

140686922 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13172 + ... + 21327.

It is an arithmetic number, because the mean of its divisors is an integer number (26392500).

Almost surely, 2^140686922 is an apocalyptic number.

140686922 is a deficient number, since it is larger than the sum of its proper divisors (70453078).

140686922 is a wasteful number, since it uses less digits than its factorization.

140686922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36540.

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

The square root of 140686922 is about 11861.1517990455. The cubic root of 140686922 is about 520.0972722369.

The spelling of 140686922 in words is "one hundred forty million, six hundred eighty-six thousand, nine hundred twenty-two".