140838785 has 8 divisors (see below), whose sum is σ = 169236096. Its totient is φ = 112518000.

The previous prime is 140838779. The next prime is 140838839. The reversal of 140838785 is 587838041.

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

It is not a de Polignac number, because 140838785 - 2⁴ = 140838769 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14999 + ... + 22508.

It is an arithmetic number, because the mean of its divisors is an integer number (21154512).

Almost surely, 2^140838785 is an apocalyptic number.

It is an amenable number.

140838785 is a deficient number, since it is larger than the sum of its proper divisors (28397311).

140838785 is an equidigital number, since it uses as much as digits as its factorization.

140838785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38263.

The product of its (nonzero) digits is 215040, while the sum is 44.

The square root of 140838785 is about 11867.5517694257. The cubic root of 140838785 is about 520.2843427635.

The spelling of 140838785 in words is "one hundred forty million, eight hundred thirty-eight thousand, seven hundred eighty-five".