140241585 has 64 divisors (see below), whose sum is σ = 261584640. Its totient is φ = 63626240.

The previous prime is 140241571. The next prime is 140241589. The reversal of 140241585 is 585142041.

It is not a de Polignac number, because 140241585 - 2⁵ = 140241553 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140241589) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 810559 + ... + 810731.

It is an arithmetic number, because the mean of its divisors is an integer number (4087260).

Almost surely, 2^140241585 is an apocalyptic number.

140241585 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140241585 is a deficient number, since it is larger than the sum of its proper divisors (121343055).

140241585 is a wasteful number, since it uses less digits than its factorization.

140241585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

The square root of 140241585 is about 11842.3639954192. The cubic root of 140241585 is about 519.5479120490.

The spelling of 140241585 in words is "one hundred forty million, two hundred forty-one thousand, five hundred eighty-five".