850135717 has 8 divisors (see below), whose sum is σ = 883634976. Its totient is φ = 817190352.

The previous prime is 850135703. The next prime is 850135751. The reversal of 850135717 is 717531058.

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 850135717 - 2²⁷ = 715917989 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (850135777) by changing a digit.

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, 135343 + ... + 141484.

It is an arithmetic number, because the mean of its divisors is an integer number (110454372).

Almost surely, 2^850135717 is an apocalyptic number.

It is an amenable number.

850135717 is a deficient number, since it is larger than the sum of its proper divisors (33499259).

850135717 is a wasteful number, since it uses less digits than its factorization.

850135717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276947.

The product of its (nonzero) digits is 29400, while the sum is 37.

The square root of 850135717 is about 29157.0869086745. The cubic root of 850135717 is about 947.3186503473.

The spelling of 850135717 in words is "eight hundred fifty million, one hundred thirty-five thousand, seven hundred seventeen".