140716685 has 8 divisors (see below), whose sum is σ = 169092960. Its totient is φ = 112418064.

The previous prime is 140716627. The next prime is 140716687. The reversal of 140716685 is 586617041.

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

It is a cyclic number.

It is not a de Polignac number, because 140716685 - 2¹⁰ = 140715661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140716687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15347 + ... + 22736.

It is an arithmetic number, because the mean of its divisors is an integer number (21136620).

Almost surely, 2^140716685 is an apocalyptic number.

It is an amenable number.

140716685 is a deficient number, since it is larger than the sum of its proper divisors (28376275).

140716685 is an equidigital number, since it uses as much as digits as its factorization.

140716685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38827.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 140716685 is about 11862.4063747622. The cubic root of 140716685 is about 520.1339460168.

The spelling of 140716685 in words is "one hundred forty million, seven hundred sixteen thousand, six hundred eighty-five".