140562685 has 8 divisors (see below), whose sum is σ = 169907256. Its totient is φ = 111628800.

The previous prime is 140562679. The next prime is 140562701. The reversal of 140562685 is 586265041.

It can be written as a sum of positive squares in 4 ways, for example, as 48191364 + 92371321 = 6942^2 + 9611^2 .

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

It is not a de Polignac number, because 140562685 - 2³ = 140562677 is a prime.

It is a Duffinian number.

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 in 7 ways as a sum of consecutive naturals, for example, 101916 + ... + 103285.

It is an arithmetic number, because the mean of its divisors is an integer number (21238407).

Almost surely, 2^140562685 is an apocalyptic number.

It is an amenable number.

140562685 is a deficient number, since it is larger than the sum of its proper divisors (29344571).

140562685 is a wasteful number, since it uses less digits than its factorization.

140562685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205343.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 140562685 is about 11855.9135033957. The cubic root of 140562685 is about 519.9441323115.

The spelling of 140562685 in words is "one hundred forty million, five hundred sixty-two thousand, six hundred eighty-five".