85794191 has 4 divisors (see below), whose sum is σ = 98050512. Its totient is φ = 73537872.

The previous prime is 85794167. The next prime is 85794193. The reversal of 85794191 is 19149758.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85794191 - 2¹⁴ = 85777807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85794193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6128150 + ... + 6128163.

It is an arithmetic number, because the mean of its divisors is an integer number (24512628).

Almost surely, 2^85794191 is an apocalyptic number.

85794191 is a deficient number, since it is larger than the sum of its proper divisors (12256321).

85794191 is a wasteful number, since it uses less digits than its factorization.

85794191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12256320.

The product of its digits is 90720, while the sum is 44.

The square root of 85794191 is about 9262.5153711074. The cubic root of 85794191 is about 441.0481057074.

The spelling of 85794191 in words is "eighty-five million, seven hundred ninety-four thousand, one hundred ninety-one".